- City / exchange
- Billings
- Province / state
- Montana
- Country
- United States
- Carrier
- Comcast IP Phone, LLC
- Line type
- Landline or business line
- OCN
- 318J
- Status
- In Service
- Assigned
- 04/05/2023
- Number pooling
- Yes (block shared between carriers)
406-503 phone numbers
Billings, Montana, United States · Comcast IP Phone, LLC
Reported numbers in 406-503
No numbers in this block have been reported by visitors yet.
What does the 406-503 prefix tell you?
Every North American number is area code + prefix + line. The prefix 406-503 was assigned to Comcast IP Phone, LLC on 04/05/2023 for the Billings exchange. A call from this block usually originates from a Comcast IP Phone, LLC customer in or near Billings, but caller ID can be spoofed to show any number.
Other Billings prefixes in 406
406-200406-206406-208406-237406-238406-245406-247406-248406-252406-254406-255406-256406-259406-272406-281406-294406-318406-325406-371406-373406-384406-409406-412406-413406-435406-500406-506406-534406-545406-561406-591406-598406-601406-606406-608406-617406-620406-647406-651406-652406-655406-656406-657406-661406-670406-671406-672406-690406-694406-696406-697406-698406-702406-717406-794406-831406-839406-850406-855406-860