Area Code 617 at a Glance
| Area code | 617 |
| Region | Massachusetts |
| Country | United States |
| Primary timezone | America/New_York |
| Dialing format | +1 (617) NXX-XXXX |
Cities and Places Using Area Code 617
Based on prefix-level carrier data, area code 617 covers places including:
- Boston, MA
- Cambridge, MA
- Quincy, MA
- Newton, MA
- Somerville, MA
- Brookline, MA
- Everett, MA
- Watertown, MA
- Jamaica Plain, MA
- Dorchester, MA
- Chelsea, MA
- Brighton, MA
Frequently Asked Questions
Where is area code 617?
Area code 617 serves Massachusetts, United States.
Who is calling me from area code 617?
A call from area code 617 most likely originates from Massachusetts, but caller ID can be spoofed. If an unknown caller asks for personal or payment information, hang up and call the organization back on its official number.
How do I dial a 617 number?
Within North America: dial 1-617 followed by the 7-digit number. From abroad: your international prefix (like 00 or +), then 1 617 and the number.