Colorado
Area code 970
Area code 970 covers Fort Collins, Greeley, Grand Junction, Loveland, Durango and more in Colorado, in the Mountain time zone. It has been in service since 1995. It shares its area with 748 (an overlay).
Most reported 970 numbers
Carriers in 970
Line types
Counted over the exchanges, from the carrier each was assigned to.
Cities in area code 970
Every 970 exchange
The first six digits of a number. Each one with 3 or more flagged numbers has its own page: who it was assigned to and the numbers in it.
| Exchange | City | Carrier | Type | Flagged |
|---|---|---|---|---|
| 970-200 | Grand Junction | Bandwidth | VoIP | 0 |
| 970-201 | Grand Junction | T-Mobile | Wireless | 0 |
| 970-202 | Berthoud | American Messaging Services | Landline | 0 |
| 970-203 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-204 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-205 | Aspen | Lumen (CenturyLink) | Landline | 0 |
| 970-206 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-207 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-208 | Grand Junction | AT&T Mobility | Wireless | 0 |
| 970-209 | Montrose | AT&T Mobility | Wireless | 0 |
| 970-210 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-212 | Fort Collins | Lumen (Level 3) | VoIP | 0 |
| 970-213 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-214 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-215 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-216 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-217 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-218 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-219 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-220 | Rangely | Uintah Basin Electronic... | Landline | 0 |
| 970-221 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-222 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-223 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-224 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-225 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-226 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-227 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-228 | Willard | Willard Tel | Landline | 0 |
| 970-229 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-230 | Glenwood Springs | T-Mobile | Wireless | 0 |
| 970-231 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-232 | Fort Collins | Comcast (Xfinity) | VoIP | 0 |
| 970-233 | Collbran | Onvoy (Sinch) | VoIP | 0 |
| 970-234 | Grand Junction | T-Mobile | Wireless | 0 |
| 970-235 | Estes Park | Allstream | Landline | 0 |
| 970-236 | Aspen | Zippytech Incorporated | Landline | 1 |
| 970-237 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-238 | Marvel | Onvoy (Sinch) | VoIP | 1 |
| 970-239 | Telluride | Lumen (Level 3) | VoIP | 0 |
| 970-240 | Montrose | Lumen (CenturyLink) | Landline | 0 |
| 970-241 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-242 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-243 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-244 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-245 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-246 | Otis | Lumen (CenturyLink) | Landline | 0 |
| 970-247 | Durango | Lumen (CenturyLink) | Landline | 0 |
| 970-248 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-249 | Montrose | Lumen (CenturyLink) | Landline | 0 |
| 970-250 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-251 | Crested Butte | Lumen (CenturyLink) | Landline | 1 |
| 970-252 | Montrose | Lumen (CenturyLink) | Landline | 0 |
| 970-253 | So Sidney | Lumen (CenturyLink) | Landline | 0 |
| 970-254 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-255 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-256 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-257 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-258 | Montrose | T-Mobile (Metro) | Wireless | 0 |
| 970-259 | Durango | Lumen (CenturyLink) | Landline | 0 |
| 970-260 | Grand Junction | AT&T Mobility | Wireless | 0 |
| 970-261 | Grand Junction | AT&T Mobility | Wireless | 0 |
| 970-262 | Dillon | Lumen (CenturyLink) | Landline | 0 |
| 970-263 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-264 | Pagosa Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-265 | Fleming | Haxtun Tel | Landline | 0 |
| 970-266 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-267 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-268 | Monte Vista | Lumen (CenturyLink) | Landline | 0 |
| 970-269 | Maybell | Union Telephone | Landline | 0 |
| 970-270 | Grand Junction | AT&T Mobility | Wireless | 0 |
| 970-271 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-272 | Maybell | Lumen (CenturyLink) | Landline | 0 |
| 970-273 | Basalt | San Isabel Telecom | Landline | 0 |
| 970-274 | Glenwood Springs | AT&T Mobility | Wireless | 0 |
| 970-275 | Montrose | AT&T Mobility | Wireless | 0 |
| 970-276 | Hayden | Lumen (CenturyLink) | Landline | 0 |
| 970-277 | Aspen | San Isabel Telecom | Landline | 0 |
| 970-278 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-279 | Basalt | Lumen (Level 3) | VoIP | 0 |
| 970-280 | Eagle | San Isabel Telecom | Landline | 0 |
| 970-281 | Fraser | T-Mobile | Wireless | 0 |
| 970-282 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-283 | De Beque | Lumen (CenturyLink) | Landline | 0 |
| 970-284 | La Salle | Lumen (CenturyLink) | Landline | 0 |
| 970-285 | Parachute | Lumen (CenturyLink) | Landline | 0 |
| 970-286 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-287 | Silt | Peerless Network | VoIP | 1 |
| 970-288 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-289 | Brush | Peerless Network | VoIP | 0 |
| 970-290 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-291 | Steamboat Springs | T-Mobile | Wireless | 0 |
| 970-292 | Loveland | Lumen (Level 3) | VoIP | 0 |
| 970-293 | Onvoy (Sinch) | VoIP | 1 | |
| 970-294 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-295 | Fort Collins | Lumen (Level 3) | VoIP | 0 |
| 970-296 | Fruita | Verizon Business | VoIP | 0 |
| 970-297 | Fort Collins | Lumen (Level 3) | VoIP | 0 |
| 970-298 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-299 | Cortez | Onvoy (Sinch) | VoIP | 0 |
| 970-300 | Aspen | Lumen (Level 3) | VoIP | 0 |
| 970-301 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-302 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-303 | Windsor | Onvoy (Sinch) | VoIP | 0 |
| 970-304 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-305 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-306 | Vail | Lumen (Level 3) | VoIP | 0 |
| 970-307 | Grand Junction | T-Mobile | Wireless | 0 |
| 970-308 | Loveland | AT&T Mobility | Wireless | 0 |
| 970-309 | Glenwood Springs | Verizon Wireless | Wireless | 0 |
| 970-310 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-312 | Grand Junction | Telnyx | VoIP | 0 |
| 970-313 | Greeley | Lumen (Level 3) | VoIP | 0 |
| 970-314 | Grand Junction | Charter IP Enabled Services | Landline | 0 |
| 970-315 | Aspen | Lumen (Level 3) | VoIP | 0 |
| 970-316 | Ridgway | Verizon Wireless | Wireless | 1 |
| 970-317 | Durango | AT&T Mobility | Wireless | 0 |
| 970-318 | Ridgway | Verizon Wireless | Wireless | 0 |
| 970-319 | Glenwood Springs | Verizon Wireless | Wireless | 0 |
| 970-320 | Eckert | Onvoy (Sinch) | VoIP | 1 |
| 970-321 | Craig | Uintah Basin Electronic... | Landline | 0 |
| 970-322 | Grand Junction | Uintah Basin Electronic... | Landline | 0 |
| 970-323 | Olathe | Lumen (CenturyLink) | Landline | 0 |
| 970-324 | Greeley | AT&T | VoIP | 0 |
| 970-325 | Ouray | Lumen (CenturyLink) | Landline | 1 |
| 970-326 | Craig | Union Telephone | Landline | 0 |
| 970-327 | Norwood | Lumen (CenturyLink) | Landline | 0 |
| 970-328 | Eagle | Lumen (CenturyLink) | Landline | 0 |
| 970-329 | Craig | Lumen (Level 3) | VoIP | 1 |
| 970-330 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-331 | Vail | T-Mobile | Wireless | 0 |
| 970-332 | Wray | Lumen (CenturyLink) | Landline | 0 |
| 970-333 | Dillon | T-Mobile (Metro) | Wireless | 0 |
| 970-334 | Peetz | Peetz Coop. Tel | Landline | 0 |
| 970-335 | Durango | Lumen (CenturyLink) | Landline | 0 |
| 970-336 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-337 | Eagle | San Isabel Telecom | Landline | 0 |
| 970-338 | Eaton | Commio | VoIP | 0 |
| 970-339 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-340 | Carbondale | AT&T | VoIP | 0 |
| 970-341 | Olathe | Fasttrack Communications | Landline | 0 |
| 970-342 | Loveland | Allstream | Landline | 0 |
| 970-343 | Vail | Onvoy (Sinch) | VoIP | 0 |
| 970-344 | Berthoud | Lumen (Level 3) | VoIP | 0 |
| 970-345 | Akron | Lumen (CenturyLink) | Landline | 1 |
| 970-346 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-347 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-348 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-349 | Crested Butte | Lumen (CenturyLink) | Landline | 0 |
| 970-350 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-351 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-352 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-353 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-354 | Idalia | Plains Coop. Tel. Assn | Landline | 0 |
| 970-355 | Glenwood Springs | T-Mobile | Wireless | 0 |
| 970-356 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-357 | Cope | Plains Coop. Tel. Assn | Landline | 0 |
| 970-358 | Joes | Plains Coop. Tel. Assn | Landline | 0 |
| 970-359 | Eckley | Plains Coop. Tel. Assn | Landline | 0 |
| 970-360 | Yuma | Onvoy (Sinch) | VoIP | 1 |
| 970-361 | Grand Junction | T-Mobile | Wireless | 0 |
| 970-362 | Kirk | Plains Coop. Tel. Assn | Landline | 0 |
| 970-363 | Fraser | Lumen (Level 3) | VoIP | 0 |
| 970-364 | Granby | Lumen (Level 3) | VoIP | 0 |
| 970-365 | Lodore | Union Tel | Landline | 0 |
| 970-366 | Glenwood Springs | Lumen (Level 3) | VoIP | 0 |
| 970-367 | Steamboat Springs | Lumen (Level 3) | VoIP | 0 |
| 970-368 | Dillon | Lumen (Level 3) | VoIP | 0 |
| 970-369 | Telluride | Lumen (CenturyLink) | Landline | 0 |
| 970-370 | Fort Morgan | Verizon Wireless | Wireless | 0 |
| 970-371 | Greeley | AT&T Mobility | Wireless | 0 |
| 970-372 | Fort Collins | Lumen (Level 3) | VoIP | 0 |
| 970-373 | Greeley | Lumen (Level 3) | VoIP | 0 |
| 970-374 | Dinosaur | Lumen (CenturyLink) | Landline | 0 |
| 970-375 | Durango | Lumen (CenturyLink) | Landline | 0 |
| 970-376 | Vail | AT&T Mobility | Wireless | 0 |
| 970-377 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-378 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-379 | Glenwood Springs | Verizon Wireless | Wireless | 0 |
| 970-380 | Fort Morgan | Verizon Wireless | Wireless | 0 |
| 970-381 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-382 | Durango | Lumen (CenturyLink) | Landline | 0 |
| 970-383 | Antonito | Plains Coop. Tel. Assn | Landline | 0 |
| 970-384 | Glenwood Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-385 | Durango | Lumen (CenturyLink) | Landline | 0 |
| 970-386 | Woodrow | Eastern Slope Rural Tel. Assn | Landline | 0 |
| 970-387 | Silverton | Lumen (CenturyLink) | Landline | 0 |
| 970-388 | Windsor | AT&T Mobility | Wireless | 0 |
| 970-389 | Dillon | AT&T Mobility | Wireless | 0 |
| 970-390 | Vail | AT&T Mobility | Wireless | 0 |
| 970-391 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-392 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-393 | Vail | T-Mobile | Wireless | 0 |
| 970-394 | Dolores | AT&T Mobility | Wireless | 0 |
| 970-395 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-396 | Greeley | AT&T Mobility | Wireless | 0 |
| 970-397 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-398 | Pagosa Springs | AT&T Mobility | Wireless | 0 |
| 970-399 | Delta | Fasttrack Communications | Landline | 0 |
| 970-400 | Greeley | Onvoy (Sinch) | VoIP | 0 |
| 970-401 | Vail | Verizon Wireless | Wireless | 0 |
| 970-402 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-403 | Durango | Zippytech Incorporated | Landline | 0 |
| 970-404 | Glenwood Springs | T-Mobile | Wireless | 0 |
| 970-405 | Greeley | T-Mobile | Wireless | 0 |
| 970-406 | Dillon | Verizon Wireless | Wireless | 0 |
| 970-407 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-408 | AT&T | VoIP | 0 | |
| 970-409 | Dillon | Verizon Wireless | Wireless | 1 |
| 970-410 | Kremmling | Peerless Network | VoIP | 0 |
| 970-412 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-413 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-414 | Parachute | Onvoy (Sinch) | VoIP | 0 |
| 970-415 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-416 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-417 | Montrose | T-Mobile (Metro) | Wireless | 0 |
| 970-418 | Dillon | T-Mobile (Metro) | Wireless | 0 |
| 970-419 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-420 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-421 | Steamboat Springs | AT&T Mobility | Wireless | 0 |
| 970-422 | Durango | Lumen (Level 3) | VoIP | 1 |
| 970-423 | Breckenridge | Onvoy (Sinch) | VoIP | 0 |
| 970-424 | Grand Junction | Charter IP Enabled Services | Landline | 0 |
| 970-425 | Sterling | Lumen (Level 3) | VoIP | 0 |
| 970-426 | Durango | T-Mobile | Wireless | 0 |
| 970-427 | Fort Morgan | Lumen (Level 3) | VoIP | 1 |
| 970-428 | Montrose | Nucla-Naturita Telephone | Landline | 0 |
| 970-429 | Aspen | Lumen (CenturyLink) | Landline | 0 |
| 970-430 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-431 | Gypsum | Onvoy (Sinch) | VoIP | 0 |
| 970-432 | Eagle | Onvoy (Sinch) | VoIP | 0 |
| 970-433 | Grand Junction | T-Mobile | Wireless | 0 |
| 970-434 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-435 | So Laramie | Lumen (CenturyLink) | Landline | 0 |
| 970-436 | Lake City | Onvoy (Sinch) | VoIP | 0 |
| 970-437 | New Raymer | Wiggins Tel. Assn | Landline | 0 |
| 970-438 | Palisade | Charter IP Enabled Services | Landline | 0 |
| 970-439 | Steamboat Springs | AT&T | Landline | 0 |
| 970-440 | Rifle | Onvoy (Sinch) | VoIP | 0 |
| 970-441 | Fort Morgan | Verizon Wireless | Wireless | 1 |
| 970-442 | Ignacio | Onvoy (Sinch) | VoIP | 0 |
| 970-443 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-444 | Bayfield | Fasttrack Communications | Landline | 0 |
| 970-445 | Vail | Verizon Wireless | Wireless | 0 |
| 970-446 | Edwards | Onvoy (Sinch) | VoIP | 0 |
| 970-447 | Fraser | Onvoy (Sinch) | VoIP | 2 |
| 970-448 | W Venango | Great Plains Communications | Landline | 0 |
| 970-449 | Fort Collins | Allstream | Landline | 0 |
| 970-450 | Rangely | Onvoy (Sinch) | VoIP | 0 |
| 970-451 | Greeley | Onvoy (Sinch) | VoIP | 0 |
| 970-452 | Aspen | AT&T Mobility | Wireless | 0 |
| 970-453 | Breckenridge | Lumen (CenturyLink) | Landline | 0 |
| 970-454 | Eaton | Lumen (CenturyLink) | Landline | 0 |
| 970-455 | Dillon | Lumen (Level 3) | VoIP | 0 |
| 970-456 | Glenwood Springs | Lumen (Level 3) | VoIP | 0 |
| 970-457 | Steamboat Springs | Lumen (Level 3) | VoIP | 1 |
| 970-458 | Sterling | Lumen (Level 3) | VoIP | 0 |
| 970-459 | Durango | Lumen (Level 3) | VoIP | 0 |
| 970-460 | Windsor | Comcast (Xfinity) | VoIP | 0 |
| 970-461 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-462 | Grand Junction | Zippytech Incorporated | Landline | 0 |
| 970-463 | Julesburg | Lumen (CenturyLink) | Landline | 0 |
| 970-464 | Palisade | Lumen (CenturyLink) | Landline | 0 |
| 970-465 | Mccoy | Onvoy (Sinch) | VoIP | 0 |
| 970-466 | Sterling | N.E. Colorado Cellular | Wireless | 0 |
| 970-467 | Fort Morgan | N.E. Colorado Cellular | Wireless | 0 |
| 970-468 | Dillon | Lumen (CenturyLink) | Landline | 0 |
| 970-469 | Otis | Onvoy (Sinch) | VoIP | 0 |
| 970-470 | Vail | T-Mobile | Wireless | 0 |
| 970-471 | Vail | Verizon Wireless | Wireless | 0 |
| 970-472 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-473 | Greeley | T-Mobile | Wireless | 0 |
| 970-474 | Julesburg | Lumen (CenturyLink) | Landline | 0 |
| 970-475 | Greeley | Windstream (PAETEC) | VoIP | 0 |
| 970-476 | Vail | Lumen (CenturyLink) | Landline | 0 |
| 970-477 | Vail | Lumen (CenturyLink) | Landline | 0 |
| 970-478 | Norwood | Onvoy (Sinch) | VoIP | 0 |
| 970-479 | Vail | Lumen (CenturyLink) | Landline | 0 |
| 970-480 | Estes Park | Bandwidth | VoIP | 0 |
| 970-481 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-482 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-483 | Wiggins | Wiggins Tel. Assn | Landline | 0 |
| 970-484 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-485 | Dillon | Verizon Wireless | Wireless | 0 |
| 970-486 | Dillon | T-Mobile (Metro) | Wireless | 0 |
| 970-487 | Collbran | Lumen (CenturyLink) | Landline | 0 |
| 970-488 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-489 | Onvoy (Sinch) | VoIP | 0 | |
| 970-490 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-491 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-492 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-493 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-494 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-495 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-496 | Dillon | Lumen (CenturyLink) | Landline | 0 |
| 970-497 | Montrose | Lumen (Level 3) | VoIP | 0 |
| 970-498 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-499 | So Laramie | Onvoy (Sinch) | VoIP | 0 |
| 970-500 | Weldona | Northern Colorado Communications | Landline | 1 |
| 970-501 | Durango | T-Mobile | Wireless | 0 |
| 970-502 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-503 | Greeley | Allo Communications | Landline | 0 |
| 970-504 | Carbondale | Comcast (Xfinity) | VoIP | 0 |
| 970-505 | Glenwood Springs | T-Mobile | Wireless | 0 |
| 970-506 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-507 | Pagosa Springs | Onvoy (Sinch) | VoIP | 0 |
| 970-508 | Durango | Onvoy (Sinch) | VoIP | 0 |
| 970-509 | Fraser | Verizon Wireless | Wireless | 0 |
| 970-510 | Carbondale | Onvoy (Sinch) | VoIP | 0 |
| 970-512 | Dove Creek | Onvoy (Sinch) | VoIP | 0 |
| 970-513 | Dillon | Lumen (CenturyLink) | Landline | 0 |
| 970-514 | Akron | Onvoy (Sinch) | VoIP | 0 |
| 970-515 | Greeley | T-Mobile | Wireless | 0 |
| 970-516 | Cortez | Farmers Telecommunications | Landline | 0 |
| 970-517 | Hot Sulphur Springs | Onvoy (Sinch) | VoIP | 0 |
| 970-518 | Greeley | T-Mobile | Wireless | 0 |
| 970-519 | Telluride | Verizon Wireless | Wireless | 0 |
| 970-520 | Sterling | N.E. Colorado Cellular | Wireless | 0 |
| 970-521 | Sterling | Lumen (CenturyLink) | Landline | 0 |
| 970-522 | Sterling | Lumen (CenturyLink) | Landline | 0 |
| 970-523 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-524 | Gypsum | Lumen (CenturyLink) | Landline | 0 |
| 970-525 | Paonia | Ton80 Communications | VoIP | 0 |
| 970-526 | Sterling | Lumen (CenturyLink) | Landline | 0 |
| 970-527 | Paonia | Delta County Tele-Comm | Landline | 0 |
| 970-528 | Berthoud | Peerless Network | VoIP | 0 |
| 970-529 | Cortez | Lumen (CenturyLink) | Landline | 0 |
| 970-530 | Fort Collins | Windstream (PAETEC) | VoIP | 0 |
| 970-531 | Fraser | Verizon Wireless | Wireless | 0 |
| 970-532 | Berthoud | Lumen (CenturyLink) | Landline | 0 |
| 970-533 | Mancos | Lumen (CenturyLink) | Landline | 0 |
| 970-534 | Greeley | T-Mobile | Wireless | 0 |
| 970-535 | Mead | Lumen (CenturyLink) | Landline | 0 |
| 970-536 | New Castle | Onvoy (Sinch) | VoIP | 0 |
| 970-537 | Kremmling | Union Telephone | Landline | 0 |
| 970-538 | Telluride | Onvoy (Sinch) | VoIP | 0 |
| 970-539 | Greeley | T-Mobile (Metro) | Wireless | 0 |
| 970-540 | Delta | Onvoy (Sinch) | VoIP | 0 |
| 970-541 | Loveland | AT&T | VoIP | 0 |
| 970-542 | Fort Morgan | Lumen (CenturyLink) | Landline | 0 |
| 970-543 | Monte Vista | Ton80 Communications | VoIP | 0 |
| 970-544 | Aspen | Lumen (CenturyLink) | Landline | 0 |
| 970-545 | Windsor | AT&T Mobility | Wireless | 0 |
| 970-546 | Delta | Bandwidth | VoIP | 0 |
| 970-547 | Breckenridge | Lumen (CenturyLink) | Landline | 0 |
| 970-548 | Dinosaur | Onvoy (Sinch) | VoIP | 0 |
| 970-549 | Grand Junction | Charter IP Enabled Services | Landline | 0 |
| 970-550 | Maybell | Onvoy (Sinch) | VoIP | 0 |
| 970-551 | Marvel | AT&T Mobility | Wireless | 0 |
| 970-552 | Akron | Verizon Business | VoIP | 0 |
| 970-553 | Ignacio | AT&T Mobility | Wireless | 0 |
| 970-554 | Akron | N.E. Colorado Cellular | Wireless | 0 |
| 970-556 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-557 | Granby | Lumen (Level 3) | VoIP | 1 |
| 970-558 | Hotchkiss | Onvoy (Sinch) | VoIP | 0 |
| 970-559 | Durango | T-Mobile | Wireless | 0 |
| 970-560 | Cortez | Verizon Wireless | Wireless | 0 |
| 970-561 | Windsor | Comcast (Xfinity) | VoIP | 0 |
| 970-562 | Farmers Tel | Landline | 0 | |
| 970-563 | Ignacio | Lumen (CenturyLink) | Landline | 0 |
| 970-564 | Cortez | Lumen (CenturyLink) | Landline | 0 |
| 970-565 | Cortez | Lumen (CenturyLink) | Landline | 0 |
| 970-566 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-567 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-568 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-569 | Edwards | Lumen (CenturyLink) | Landline | 0 |
| 970-570 | Cortez | Verizon Wireless | Wireless | 0 |
| 970-571 | Sterling | Verizon Wireless | Wireless | 0 |
| 970-572 | Rangely | Onvoy (Sinch) | VoIP | 0 |
| 970-573 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-574 | Dinosaur | Union Telephone | Landline | 0 |
| 970-575 | Fraser | T-Mobile | Wireless | 0 |
| 970-576 | Greeley | T-Mobile | Wireless | 0 |
| 970-577 | Estes Park | Lumen (CenturyLink) | Landline | 0 |
| 970-578 | Windstream (PAETEC) | VoIP | 0 | |
| 970-579 | De Beque | Onvoy (Sinch) | VoIP | 0 |
| 970-580 | Sterling | Verizon Wireless | Wireless | 0 |
| 970-581 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-582 | Pagosa Springs | T-Mobile | Wireless | 0 |
| 970-583 | Dubois Tel. Exch | Landline | 0 | |
| 970-584 | Greeley | T-Mobile | Wireless | 0 |
| 970-585 | Pagosa Springs | Fasttrack Communications | Landline | 0 |
| 970-586 | Estes Park | Lumen (CenturyLink) | Landline | 0 |
| 970-587 | Lumen (CenturyLink) | Landline | 0 | |
| 970-588 | Marvel | Lumen (CenturyLink) | Landline | 0 |
| 970-589 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-590 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-591 | Estes Park | Peerless Network | VoIP | 0 |
| 970-592 | Wray | Onvoy (Sinch) | VoIP | 0 |
| 970-593 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-594 | Walden | Onvoy (Sinch) | VoIP | 0 |
| 970-595 | Eckley | Verizon Wireless | Wireless | 0 |
| 970-596 | Montrose | Verizon Wireless | Wireless | 0 |
| 970-597 | Eckley | Verizon Wireless | Wireless | 0 |
| 970-598 | Platteville | Lumen (CenturyLink) | Landline | 0 |
| 970-599 | Loveland | AT&T Mobility | Wireless | 0 |
| 970-600 | Windsor | Telstar Communications | Landline | 0 |
| 970-601 | Mead | Onvoy (Sinch) | VoIP | 0 |
| 970-602 | Comcast (Xfinity) | VoIP | 0 | |
| 970-603 | Basalt | Commio | VoIP | 0 |
| 970-604 | Brush | Commio | VoIP | 0 |
| 970-605 | Weldona | Commio | VoIP | 0 |
| 970-606 | Sterling | Commio | VoIP | 0 |
| 970-607 | Ouray | Commio | VoIP | 0 |
| 970-608 | Greeley | Onvoy (Sinch) | VoIP | 0 |
| 970-609 | Grand Junction | Onvoy (Sinch) | VoIP | 0 |
| 970-610 | Fruita | Onvoy (Sinch) | VoIP | 0 |
| 970-612 | Loveland | Windstream (PAETEC) | VoIP | 0 |
| 970-613 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-614 | La Salle | Onvoy (Sinch) | VoIP | 0 |
| 970-615 | Montrose | Verizon Wireless | Wireless | 0 |
| 970-616 | Greeley | Bandwidth | VoIP | 0 |
| 970-617 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-618 | Glenwood Springs | Verizon Wireless | Wireless | 0 |
| 970-619 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-620 | Craig | Verizon Wireless | Wireless | 0 |
| 970-621 | Berthoud | American Messaging Services | Landline | 0 |
| 970-622 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-623 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-624 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-625 | Rifle | Lumen (CenturyLink) | Landline | 0 |
| 970-626 | Ridgway | Lumen (CenturyLink) | Landline | 0 |
| 970-627 | Grand Lake | Lumen (CenturyLink) | Landline | 0 |
| 970-628 | Grand Junction | Charter IP Enabled Services | Landline | 0 |
| 970-629 | Craig | Verizon Wireless | Wireless | 0 |
| 970-630 | Yuma | N.E. Colorado Cellular | Wireless | 0 |
| 970-631 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-632 | Fort Collins | Onvoy (Sinch) | VoIP | 0 |
| 970-633 | Ouray | Bandwidth | VoIP | 0 |
| 970-634 | AT&T Mobility | Wireless | 0 | |
| 970-635 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-636 | Yampa | Peerless Network | VoIP | 0 |
| 970-637 | Durango | T-Mobile | Wireless | 0 |
| 970-638 | Yampa | Lumen (CenturyLink) | Landline | 0 |
| 970-639 | Fruita | Lumen (Level 3) | VoIP | 0 |
| 970-640 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-641 | Gunnison | Lumen (CenturyLink) | Landline | 0 |
| 970-642 | Gunnison | Lumen (CenturyLink) | Landline | 0 |
| 970-643 | Greeley | AT&T Mobility | Wireless | 0 |
| 970-644 | Grand Junction | Peerless Network | VoIP | 0 |
| 970-645 | Weldona | Lumen (CenturyLink) | Landline | 0 |
| 970-646 | Loveland | AT&T Mobility | Wireless | 0 |
| 970-647 | Julesburg | Onvoy (Sinch) | VoIP | 0 |
| 970-648 | Gunnison | Bandwidth | VoIP | 0 |
| 970-649 | Rifle | Onvoy (Sinch) | VoIP | 0 |
| 970-650 | Montrose | Onvoy (Sinch) | VoIP | 1 |
| 970-651 | Maybell | Onvoy (Sinch) | VoIP | 0 |
| 970-652 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-653 | Mccoy | Lumen (CenturyLink) | Landline | 0 |
| 970-654 | Glenwood Springs | AT&T Mobility | Wireless | 0 |
| 970-655 | Granby | Union Telephone | Landline | 0 |
| 970-656 | Wiggins Tel. Assn | Landline | 0 | |
| 970-657 | Fort Collins | Comcast (Xfinity) | VoIP | 0 |
| 970-658 | Fort Collins | Lumen (Level 3) | VoIP | 0 |
| 970-659 | Hillrose | Peerless Network | VoIP | 0 |
| 970-660 | Lumen (Level 3) | VoIP | 0 | |
| 970-661 | Bayfield | Peerless Network | VoIP | 0 |
| 970-662 | Lumen (CenturyLink) | Landline | 0 | |
| 970-663 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-664 | Plains Coop. Tel. Assn | Landline | 0 | |
| 970-665 | Rifle | Lumen (CenturyLink) | Landline | 0 |
| 970-666 | Fort Collins | Onvoy (Sinch) | VoIP | 0 |
| 970-667 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-668 | Dillon | Lumen (CenturyLink) | Landline | 0 |
| 970-669 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-670 | Berthoud | Allstream | Landline | 0 |
| 970-671 | Collbran | Onvoy (Sinch) | VoIP | 0 |
| 970-672 | Fort Collins | Lumen (Level 3) | VoIP | 0 |
| 970-673 | Greeley | Lumen (Level 3) | VoIP | 0 |
| 970-674 | Windsor | Lumen (CenturyLink) | Landline | 0 |
| 970-675 | Rangely | Lumen (CenturyLink) | Landline | 0 |
| 970-676 | Dolores | Onvoy (Sinch) | VoIP | 0 |
| 970-677 | Dove Creek | Lumen (CenturyLink) | Landline | 0 |
| 970-678 | Basalt | Forethought.Net | Landline | 0 |
| 970-679 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-680 | Gilcrest | Onvoy (Sinch) | VoIP | 0 |
| 970-681 | Greeley | American Messaging Services | Landline | 0 |
| 970-682 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-683 | Grand Junction | Lumen (CenturyLink) | Landline | 0 |
| 970-684 | Palisade | Onvoy (Sinch) | VoIP | 0 |
| 970-685 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-686 | Windsor | Lumen (CenturyLink) | Landline | 0 |
| 970-687 | Gypsum | Verizon Business | VoIP | 0 |
| 970-688 | Vail | Lumen (Level 3) | VoIP | 0 |
| 970-689 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-690 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-691 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-692 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-693 | Meeker | Peerless Network | VoIP | 0 |
| 970-694 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-695 | Monte Vista | Onvoy (Sinch) | VoIP | 0 |
| 970-696 | Ridgway | Onvoy (Sinch) | VoIP | 0 |
| 970-697 | Grand Junction | Forethought.Net | Landline | 0 |
| 970-698 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-699 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-701 | Craig | T-Mobile | Wireless | 0 |
| 970-702 | Greeley | T-Mobile (Metro) | Wireless | 0 |
| 970-703 | Platteville | Onvoy (Sinch) | VoIP | 0 |
| 970-704 | Carbondale | Lumen (CenturyLink) | Landline | 0 |
| 970-705 | Eagle | Verizon Business | VoIP | 0 |
| 970-706 | Rangely | Verizon Business | VoIP | 0 |
| 970-707 | Gunnison | Twc IP Enabled Services | Landline | 1 |
| 970-708 | Telluride | Verizon Wireless | Wireless | 0 |
| 970-709 | Grand Lake | Onvoy (Sinch) | VoIP | 0 |
| 970-710 | Aspen | T-Mobile | Wireless | 0 |
| 970-712 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-713 | Crested Butte | Peerless Network | VoIP | 0 |
| 970-714 | Greeley | AT&T Mobility | Wireless | 0 |
| 970-715 | Mancos | Peerless Network | VoIP | 0 |
| 970-716 | Eaton | Onvoy (Sinch) | VoIP | 0 |
| 970-717 | Hayden | Bandwidth | VoIP | 0 |
| 970-718 | Basalt | Peerless Network | VoIP | 0 |
| 970-719 | Akron | Onvoy (Sinch) | VoIP | 0 |
| 970-720 | Meeker | Uintah Basin Electronic... | Landline | 0 |
| 970-721 | Mead | Onvoy (Sinch) | VoIP | 0 |
| 970-722 | Fraser | Lumen (CenturyLink) | Landline | 0 |
| 970-723 | Walden | Lumen (CenturyLink) | Landline | 0 |
| 970-724 | Kremmling | Lumen (CenturyLink) | Landline | 0 |
| 970-725 | Hot Sulphur Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-726 | Fraser | Lumen (CenturyLink) | Landline | 0 |
| 970-727 | Crested Butte | Ton80 Communications | VoIP | 0 |
| 970-728 | Telluride | Lumen (CenturyLink) | Landline | 0 |
| 970-729 | Telluride | AT&T Mobility | Wireless | 0 |
| 970-730 | Grand Junction | Lumen (Level 3) | VoIP | 0 |
| 970-731 | Pagosa Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-732 | Fort Collins | Fractel | VoIP | 0 |
| 970-733 | Dolores | Ton80 Communications | VoIP | 0 |
| 970-734 | Steamboat Springs | Union Telephone | Landline | 0 |
| 970-735 | Stoneham | Stoneham Coop. Tel | Landline | 0 |
| 970-736 | Oak Creek | Lumen (CenturyLink) | Landline | 0 |
| 970-737 | Gilcrest | Lumen (CenturyLink) | Landline | 0 |
| 970-738 | Norwood | Ton80 Communications | VoIP | 0 |
| 970-739 | Cortez | AT&T Mobility | Wireless | 0 |
| 970-740 | Sterling | Lumen (CenturyLink) | Landline | 0 |
| 970-741 | Meeker | Onvoy (Sinch) | VoIP | 0 |
| 970-742 | Aspen | AT&T Mobility | Wireless | 0 |
| 970-743 | Fort Morgan | Allo Communications | Landline | 1 |
| 970-744 | Loveland | Lumen (Level 3) | VoIP | 0 |
| 970-745 | Grand Junction | Union Telephone | Landline | 0 |
| 970-746 | Berthoud | Comcast (Xfinity) | VoIP | 0 |
| 970-747 | Fort Morgan | Onvoy (Sinch) | VoIP | 0 |
| 970-748 | Vail | Lumen (CenturyLink) | Landline | 0 |
| 970-749 | Durango | AT&T Mobility | Wireless | 0 |
| 970-750 | Walden | Union Telephone | Landline | 0 |
| 970-751 | Delta | Union Telephone | Landline | 0 |
| 970-752 | Dillon | Lumen (CenturyLink) | Landline | 0 |
| 970-753 | Fruita | AT&T Mobility | Wireless | 0 |
| 970-754 | Vail | San Isabel Telecom | Landline | 0 |
| 970-755 | Rangely | Union Telephone | Landline | 0 |
| 970-756 | Craig | Union Telephone | Landline | 0 |
| 970-757 | Hayden | Union Telephone | Landline | 0 |
| 970-758 | Fraser | Union Telephone | Landline | 0 |
| 970-759 | Durango | AT&T Mobility | Wireless | 0 |
| 970-760 | Dillon | Lumen (Level 3) | VoIP | 0 |
| 970-761 | Steamboat Springs | Onvoy (Sinch) | VoIP | 0 |
| 970-762 | Sterling | Lumen (Level 3) | VoIP | 0 |
| 970-763 | Vail | Lumen (Level 3) | VoIP | 0 |
| 970-764 | Durango | Lumen (CenturyLink) | Landline | 0 |
| 970-765 | Montrose | Lumen (Level 3) | VoIP | 0 |
| 970-766 | Edwards | San Isabel Telecom | Landline | 0 |
| 970-767 | Fort Collins | Union Telephone | Landline | 0 |
| 970-768 | Fort Morgan | N.E. Colorado Cellular | Wireless | 0 |
| 970-769 | Durango | AT&T Mobility | Wireless | 0 |
| 970-770 | Montrose | Union Telephone | Landline | 0 |
| 970-771 | Breckenridge | Comcast (Xfinity) | VoIP | 0 |
| 970-772 | Gilcrest | Onvoy (Sinch) | VoIP | 0 |
| 970-773 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-774 | Haxtun | Haxtun Tel | Landline | 0 |
| 970-775 | Loveland | AT&T Mobility | Wireless | 0 |
| 970-776 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-777 | Gypsum | San Isabel Telecom | Landline | 0 |
| 970-778 | Grand Junction | Lumen (Level 3) | VoIP | 0 |
| 970-779 | Durango | T-Mobile | Wireless | 0 |
| 970-780 | So Laramie | Onvoy (Sinch) | VoIP | 0 |
| 970-781 | Rifle | AT&T Mobility | Wireless | 0 |
| 970-782 | So Big Spg | Onvoy (Sinch) | VoIP | 0 |
| 970-783 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-784 | Gunnison | Onvoy (Sinch) | VoIP | 0 |
| 970-785 | Platteville | Lumen (CenturyLink) | Landline | 0 |
| 970-786 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-787 | Montrose | Verizon Wireless | Wireless | 0 |
| 970-788 | Allison | Onvoy (Sinch) | VoIP | 0 |
| 970-789 | So Sidney | Lumen (CenturyLink) | Landline | 0 |
| 970-790 | Vail | San Isabel Telecom | Landline | 0 |
| 970-791 | Loveland | Onvoy (Sinch) | VoIP | 0 |
| 970-792 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-793 | Greeley | T-Mobile | Wireless | 0 |
| 970-794 | Granby | Onvoy (Sinch) | VoIP | 0 |
| 970-795 | Windsor | Bandwidth | VoIP | 0 |
| 970-796 | Otis | Onvoy (Sinch) | VoIP | 0 |
| 970-797 | Fort Collins | Verizon Business | VoIP | 0 |
| 970-798 | Grand Lake | Onvoy (Sinch) | VoIP | 0 |
| 970-799 | Durango | AT&T Mobility | Wireless | 0 |
| 970-800 | Loveland | Onvoy (Sinch) | VoIP | 0 |
| 970-801 | Craig | Onvoy (Sinch) | VoIP | 0 |
| 970-802 | Onvoy (Sinch) | VoIP | 0 | |
| 970-803 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-804 | Greeley | T-Mobile | Wireless | 0 |
| 970-805 | Mead | Lumen (Level 3) | VoIP | 0 |
| 970-806 | Commio | VoIP | 0 | |
| 970-807 | Aspen | Vonage | VoIP | 0 |
| 970-808 | Delta | Onvoy (Sinch) | VoIP | 0 |
| 970-809 | Ton80 Communications | VoIP | 0 | |
| 970-810 | Greeley | Lumen (CenturyLink) | Landline | 0 |
| 970-812 | Grand Junction | Lumen (Level 3) | VoIP | 0 |
| 970-813 | Bayfield | Bandwidth | VoIP | 0 |
| 970-814 | Durango | T-Mobile | Wireless | 0 |
| 970-815 | Greeley | T-Mobile | Wireless | 0 |
| 970-816 | Cortez | T-Mobile | Wireless | 0 |
| 970-817 | Fort Collins | Verizon Wireless | Wireless | 0 |
| 970-818 | Fort Collins | Verizon Business | VoIP | 0 |
| 970-819 | Steamboat Springs | Verizon Wireless | Wireless | 0 |
| 970-820 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-821 | Fort Collins | Lumen (CenturyLink) | Landline | 0 |
| 970-822 | Grand Junction | T-Mobile | Wireless | 0 |
| 970-823 | Olathe | Lumen (Level 3) | VoIP | 0 |
| 970-824 | Craig | Lumen (CenturyLink) | Landline | 0 |
| 970-825 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-826 | Craig | Lumen (CenturyLink) | Landline | 0 |
| 970-827 | Vail | Lumen (CenturyLink) | Landline | 0 |
| 970-828 | Durango | Fasttrack Communications | Landline | 0 |
| 970-829 | Fort Collins | AT&T Mobility | Wireless | 0 |
| 970-830 | Parachute | Onvoy (Sinch) | VoIP | 0 |
| 970-831 | Brush | Telnyx | VoIP | 0 |
| 970-832 | Carbondale | Bandwidth | VoIP | 0 |
| 970-833 | Windsor | Verizon Business | VoIP | 0 |
| 970-834 | Eaton | Lumen (CenturyLink) | Landline | 0 |
| 970-835 | Eckert | Delta County Tele-Comm | Landline | 0 |
| 970-836 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-837 | Fort Collins | Ton80 Communications | VoIP | 0 |
| 970-838 | Walden | Verizon Business | VoIP | 0 |
| 970-839 | Silt | Telnyx | VoIP | 0 |
| 970-840 | Brush | Lumen (Level 3) | VoIP | 0 |
| 970-841 | Craig | Bandwidth | VoIP | 0 |
| 970-842 | Brush | Lumen (CenturyLink) | Landline | 0 |
| 970-843 | Allison | Commio | VoIP | 0 |
| 970-844 | Durango | T-Mobile | Wireless | 0 |
| 970-845 | Vail | Lumen (CenturyLink) | Landline | 0 |
| 970-846 | Steamboat Springs | Verizon Wireless | Wireless | 0 |
| 970-847 | Hillrose | Lumen (CenturyLink) | Landline | 0 |
| 970-848 | Yuma | Lumen (CenturyLink) | Landline | 0 |
| 970-849 | Ouray | Onvoy (Sinch) | VoIP | 0 |
| 970-850 | Hayden | Commio | VoIP | 0 |
| 970-851 | Fort Collins | Verizon Business | VoIP | 0 |
| 970-852 | Grand Junction | Bandwidth | VoIP | 0 |
| 970-853 | Gypsum | Lumen (Level 3) | VoIP | 0 |
| 970-854 | Holyoke | Phillips County Tel | Landline | 0 |
| 970-855 | Edwards | Comcast (Xfinity) | VoIP | 0 |
| 970-856 | Cedaredge | Delta County Tele-Comm | Landline | 0 |
| 970-857 | Wray | Bandwidth | VoIP | 0 |
| 970-858 | Fruita | Lumen (CenturyLink) | Landline | 0 |
| 970-859 | Paradox | Nucla-Naturita Tel | Landline | 0 |
| 970-860 | Palisade | Commio | VoIP | 0 |
| 970-861 | Greeley | Commio | VoIP | 0 |
| 970-862 | Cimarron | Nucla-Naturita Tel | Landline | 0 |
| 970-863 | Durango | Commio | VoIP | 0 |
| 970-864 | Nucla | Nucla-Naturita Tel | Landline | 0 |
| 970-865 | Naturita | Nucla-Naturita Tel | Landline | 0 |
| 970-866 | La Salle | Lumen (CenturyLink) | Landline | 0 |
| 970-867 | Fort Morgan | Lumen (CenturyLink) | Landline | 0 |
| 970-868 | Hot Sulphur Springs | Ton80 Communications | VoIP | 0 |
| 970-869 | Fort Morgan | Commio | VoIP | 0 |
| 970-870 | Steamboat Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-871 | Steamboat Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-872 | Hotchkiss | Delta County Tele-Comm | Landline | 0 |
| 970-873 | Walden | Union Telephone | Landline | 0 |
| 970-874 | Delta | Lumen (CenturyLink) | Landline | 0 |
| 970-875 | Steamboat Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-876 | Silt | Lumen (CenturyLink) | Landline | 0 |
| 970-877 | Lake City | Ton80 Communications | VoIP | 0 |
| 970-878 | Meeker | Lumen (CenturyLink) | Landline | 0 |
| 970-879 | Steamboat Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-880 | Durango | Verizon Wireless | Wireless | 0 |
| 970-881 | Lumen (CenturyLink) | Landline | 0 | |
| 970-882 | Dolores | Lumen (CenturyLink) | Landline | 0 |
| 970-883 | Allison | Lumen (CenturyLink) | Landline | 0 |
| 970-884 | Bayfield | Lumen (CenturyLink) | Landline | 0 |
| 970-885 | So Big Spg | Lumen (CenturyLink) | Landline | 0 |
| 970-886 | Crook | Haxtun Tel | Landline | 0 |
| 970-887 | Granby | Lumen (CenturyLink) | Landline | 0 |
| 970-888 | Greeley | Onvoy (Sinch) | VoIP | 0 |
| 970-889 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-890 | Oak Creek | Peerless Network | VoIP | 0 |
| 970-891 | New Castle | Commio | VoIP | 0 |
| 970-892 | Grand Junction | Verizon Wireless | Wireless | 0 |
| 970-893 | Fort Collins | Onvoy (Sinch) | VoIP | 0 |
| 970-894 | Berthoud | Onvoy (Sinch) | VoIP | 0 |
| 970-895 | Grover | Wiggins Tel. Assn | Landline | 0 |
| 970-896 | Steamboat Springs | T-Mobile | Wireless | 0 |
| 970-897 | Nunn | Nunn Tel | Landline | 0 |
| 970-898 | Fort Collins | AT&T | VoIP | 0 |
| 970-899 | Lodore | AT&T Mobility | Wireless | 0 |
| 970-900 | Fort Collins | Onvoy (Sinch) | VoIP | 0 |
| 970-901 | Montrose | Verizon Wireless | Wireless | 0 |
| 970-902 | Grand Junction | Boost Subscriberco | Landline | 0 |
| 970-903 | Durango | Verizon Wireless | Wireless | 0 |
| 970-904 | Vail | T-Mobile | Wireless | 0 |
| 970-905 | Fruita | Boost Subscriberco | Landline | 0 |
| 970-906 | Pagosa Springs | Shelcomm | Landline | 0 |
| 970-907 | Fort Collins | Onvoy (Sinch) | VoIP | 0 |
| 970-908 | Loveland | Bandwidth | VoIP | 0 |
| 970-909 | Greeley | Comcast (Xfinity) | VoIP | 0 |
| 970-910 | Greeley | AT&T Mobility | Wireless | 0 |
| 970-912 | Cortez | Tds Broadband Service | Landline | 0 |
| 970-913 | La Salle | Bandwidth | VoIP | 0 |
| 970-914 | Vail | T-Mobile | Wireless | 0 |
| 970-915 | Grand Junction | AT&T Mobility | Wireless | 1 |
| 970-916 | Aspen | Onvoy (Sinch) | VoIP | 0 |
| 970-917 | Durango | T-Mobile | Wireless | 0 |
| 970-918 | Crawford | Onvoy (Sinch) | VoIP | 0 |
| 970-919 | Silverton | Lumen (CenturyLink) | Landline | 0 |
| 970-920 | Aspen | Lumen (CenturyLink) | Landline | 0 |
| 970-921 | Crawford | Delta County Tele-Comm | Landline | 0 |
| 970-922 | Aspen | Lumen (CenturyLink) | Landline | 0 |
| 970-923 | Aspen | Lumen (CenturyLink) | Landline | 0 |
| 970-924 | Aspen | Lumen (CenturyLink) | Landline | 0 |
| 970-925 | Aspen | Lumen (CenturyLink) | Landline | 0 |
| 970-926 | Edwards | Lumen (CenturyLink) | Landline | 0 |
| 970-927 | Basalt | Lumen (CenturyLink) | Landline | 0 |
| 970-928 | Glenwood Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-929 | Somerset | Delta County Tele-Comm | Landline | 0 |
| 970-930 | Glenwood Springs | T-Mobile | Wireless | 0 |
| 970-931 | Gateway | Nucla-Naturita Tel | Landline | 0 |
| 970-932 | Estes Park | Ton80 Communications | VoIP | 0 |
| 970-933 | Dinosaur | AT&T Mobility | Wireless | 0 |
| 970-934 | Platteville | Bandwidth | VoIP | 0 |
| 970-935 | Breckenridge | Ton80 Communications | VoIP | 0 |
| 970-936 | Greeley | Onvoy (Sinch) | VoIP | 0 |
| 970-937 | De Beque | Ton80 Communications | VoIP | 0 |
| 970-938 | Fort Collins | Onvoy (Sinch) | VoIP | 0 |
| 970-939 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-940 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-941 | Maybell | Uintah Basin Electronic... | Landline | 0 |
| 970-942 | Meeker | Union Telephone | Landline | 0 |
| 970-943 | Gunnison | Lumen (CenturyLink) | Landline | 0 |
| 970-944 | Lake City | Lumen (CenturyLink) | Landline | 0 |
| 970-945 | Glenwood Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-946 | Durango | Verizon Wireless | Wireless | 0 |
| 970-947 | Glenwood Springs | Lumen (CenturyLink) | Landline | 0 |
| 970-948 | Glenwood Springs | AT&T Mobility | Wireless | 0 |
| 970-949 | Vail | Lumen (CenturyLink) | Landline | 0 |
| 970-951 | Collbran | Onvoy (Sinch) | VoIP | 0 |
| 970-952 | Julesburg | Onvoy (Sinch) | VoIP | 0 |
| 970-953 | Ridgway | Onvoy (Sinch) | VoIP | 0 |
| 970-954 | Silverton | Onvoy (Sinch) | VoIP | 0 |
| 970-955 | Mancos | Ton80 Communications | VoIP | 0 |
| 970-956 | Onvoy (Sinch) | VoIP | 0 | |
| 970-957 | AT&T Mobility | Wireless | 0 | |
| 970-960 | Montrose | AT&T Mobility | Wireless | 0 |
| 970-961 | Yuma | N.E. Colorado Cellular | Wireless | 0 |
| 970-962 | Loveland | Lumen (CenturyLink) | Landline | 0 |
| 970-963 | Carbondale | Lumen (CenturyLink) | Landline | 0 |
| 970-964 | Montrose | Onvoy (Sinch) | VoIP | 0 |
| 970-965 | Yuma | Onvoy (Sinch) | VoIP | 0 |
| 970-966 | Loveland | Verizon Wireless | Wireless | 0 |
| 970-967 | Rico | Rico Tel | Landline | 0 |
| 970-968 | Dillon | Lumen (CenturyLink) | Landline | 0 |
| 970-969 | Pagosa Springs | Ton80 Communications | VoIP | 0 |
| 970-970 | Grand Junction | Onvoy (Sinch) | VoIP | 0 |
| 970-971 | Fort Collins | Tds Broadband Service | Landline | 0 |
| 970-972 | Eaton | Onvoy (Sinch) | VoIP | 0 |
| 970-973 | Glenwood Springs | T-Mobile | Wireless | 0 |
| 970-974 | Steamboat Springs | Onvoy (Sinch) | VoIP | 0 |
| 970-975 | Montrose | Verizon Wireless | Wireless | 0 |
| 970-977 | Vail | T-Mobile | Wireless | 0 |
| 970-978 | Greeley | T-Mobile | Wireless | 0 |
| 970-979 | Edwards | Ton80 Communications | VoIP | 0 |
| 970-980 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-981 | Parachute | Zippytech | Landline | 0 |
| 970-982 | Greeley | Verizon Wireless | Wireless | 0 |
| 970-983 | Sterling | Onvoy (Sinch) | VoIP | 0 |
| 970-984 | New Castle | Lumen (CenturyLink) | Landline | 0 |
| 970-985 | Grand Junction | T-Mobile | Wireless | 0 |
| 970-986 | Grand Junction | T-Mobile | Wireless | 0 |
| 970-987 | Glenwood Springs | Verizon Wireless | Wireless | 0 |
| 970-988 | Fort Collins | T-Mobile | Wireless | 0 |
| 970-989 | Glenwood Springs | T-Mobile | Wireless | 0 |
| 970-990 | So Big Spg | Skyetel | Landline | 0 |
| 970-991 | Yampa | Onvoy (Sinch) | VoIP | 0 |
| 970-992 | Dove Creek | Ton80 Communications | VoIP | 0 |
| 970-993 | Marvel | Ton80 Communications | VoIP | 0 |
| 970-994 | Olathe | Ton80 Communications | VoIP | 0 |
| 970-995 | New Castle | Ton80 Communications | VoIP | 0 |
| 970-996 | Hayden | Ton80 Communications | VoIP | 0 |
| 970-997 | Kremmling | Ton80 Communications | VoIP | 0 |
| 970-998 | Mccoy | Ton80 Communications | VoIP | 0 |
| 970-999 | Fort Collins | Onvoy (Sinch) | VoIP | 0 |
Area code 970 questions
Where is area code 970?
Area code 970 is in Colorado. Its biggest rate centers are Fort Collins, Greeley, Grand Junction, Loveland, Durango.
What time zone is area code 970?
Area code 970 is in the Mountain time zone.
Is a call from area code 970 a scam?
An area code alone can't tell you. Scammers use and spoof numbers in every area code. 24 970 numbers have been flagged on ShadyCall. Look up the full number to see its reports and FTC/FCC complaints.
What carriers use area code 970?
Of its 786 exchanges, the most were assigned to Lumen (CenturyLink), Onvoy (Sinch), Verizon Wireless. Numbers can be ported to any carrier, so the exchange shows the original carrier only.
What area codes overlay 970?
970 shares its area with 748. In an overlay, new numbers get the newer codes and you dial all ten digits.