Charlestown, MA Area Codes
Charlestown is served by area codes 617 and 857. It is in Massachusetts, Suffolk County. About 20,032 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 617, 857 |
| State / province | Massachusetts |
| County | Suffolk County |
| Population | 20,032 |
| ZIP codes | 1 |
| Time zone | Eastern |
| Coordinates | 42.3797, -71.0615 |
What area code is Charlestown in?
ZIP codes in the code footprint
Nearby towns and their area codes
Everett 617, 857Chelsea 617, 857Boston 617, 857Somerville 617, 857Cambridge 617, 857Malden 339, 617, 781Medford 339, 781Roxbury Crossing 617, 857
How to dial
Dial 617 + 7 digits for a number in Charlestown, or +1 617 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.