Lookup › Area code 339
339 Area Code — Boston, MA
Area code 339 serves Boston, MA.
Most looked-up 339 numbers
Phone prefixes in 339
Carriers serving 339
- Telnyx, LLC (1 numbers)
Frequently asked questions
Where is area code 339?
Area code 339 serves Boston, MA.
What prefixes are in area code 339?
Phone2.io tracks 2 phone prefixes in area code 339, with carrier and spam-report data on individual numbers.
More about area code 339
Area code 339 overview, history, and local numbers · Get a MA phone number
Last updated: April 6, 2026