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Exchange · Chesterfield, MO

(636) 489-xxxx

Every number from 636-489-0000 to 636-489-9999. NANPA records the exchange as assigned to Lumen (Level 3) for Chesterfield, MO. Robocall and scam operations often use many numbers from one exchange, so if one number here is a shady call, its neighbors deserve a second look.

CarrierLumen (Level 3)original
Line typeVoIP / internet phonelikely
Rate centerChesterfield, MO
Flagged numbers1

Reported numbers starting 636-489

NumberVerdictWhat it isReportsComplaints
(636) 489-6010CautionTelemarketer / sales04

About the 636-489 exchange

636-489 is an exchange (the first six digits of a phone number) in area code 636, which covers Missouri. NANPA, which runs the North American Numbering Plan, assigned it to Lumen (Level 3) for the Chesterfield, MO rate center. Numbers from this carrier are usually VoIP / internet phone lines.

People keep their number when they move or switch carrier, so this is where the number was first assigned, not where the caller is today. Local time for 636-489 numbers is usually Central time. Scammers can also fake (spoof) any number, so a call that shows a 636-489 number may not come from Lumen (Level 3) at all.

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