- City / exchange
- Brookline
- Province / state
- Massachusetts
- Country
- United States
- Carrier
- Omnipoint Miami E License, LLC
- Line type
- Landline or business line
- OCN
- 6889
- Status
- In Service
- Assigned
- 07/01/2024
- Number pooling
- Yes (block shared between carriers)
857-421 phone numbers
Brookline, Massachusetts, United States · Omnipoint Miami E License, LLC
Reported numbers in 857-421
No numbers in this block have been reported by visitors yet.
What does the 857-421 prefix tell you?
Every North American number is area code + prefix + line. The prefix 857-421 was assigned to Omnipoint Miami E License, LLC on 07/01/2024 for the Brookline exchange. A call from this block usually originates from a Omnipoint Miami E License, LLC customer in or near Brookline, but caller ID can be spoofed to show any number.