Dedham, MA Area Codes
Dedham is served by area codes 339, 617 and 781. It is in Massachusetts, Norfolk County. About 25,237 people live in its 2 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 339, 617, 781 |
| State / province | Massachusetts |
| County | Norfolk County |
| Population | 25,237 |
| ZIP codes | 2 |
| Time zone | Eastern |
| Coordinates | 42.2134, -71.1343 |
What area code is Dedham in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 339 | Massachusetts | 1,094,884 | — |
| 617 | Massachusetts | 1,491,071 | — |
| 781 | Massachusetts | 1,209,767 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
Canton 339, 781Hyde Park 617, 857Milton 617, 857Norwood 339, 781Braintree 339, 781Roslindale 617, 857Randolph 339, 781Mattapan 617, 857
How to dial
Dial 339 + 7 digits for a number in Dedham, or +1 339 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.