| District of Massachusetts area codes: 339 | |
|---|---|
| Country | United States |
| State/Province | Massachusetts |
| Major City | Boston |
| Time Zone | Eastern |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 339-236 | Plymouth | Hingham, MA | Cellco Partnership DBA Verizon Wireless |
| 339-237 | Norfolk | Canton, MA | Cellco Partnership DBA Verizon Wireless |
| 339-244 | Plymouth | Hanson, MA | Level 3 Communications |
| 339-293 | Middlesex | Melrose, MA | Conversent Communications Of Massachusetts |
| 339-298 | Middlesex | Woburn, MA | Sprint Spectrum L.p. |
| 339-309 | Plymouth | Kingston, MA | Level 3 Communications |
| 339-337 | Norfolk | Cohasset, MA | Level 3 Communications |
| 339-364 | Norfolk | Sharon, MA | Cellco Partnership DBA Verizon Wireless |
| 339-368 | Middlesex | Arlington, MA | Cellco Partnership DBA Verizon Wireless |
| 339-440 | Essex | Lynn, MA | Cellco Partnership DBA Verizon Wireless |
| 339-469 | Plymouth | Rockland, MA | Comcast Phone Of Massachusetts |
| 339-499 | Norfolk | Weymouth, MA | Conversent Communications Of Massachusetts |
| 339-502 | Norfolk | Canton, MA | Conversent Communications Of Massachusetts |
| 339-526 | Plymouth | Scituate, MA | Level 3 Communications |
| 339-532 | Suffolk | Revere, MA | Broadview Networks |
| 339-545 | Middlesex | Medford, MA | Bandwidth.com Clec |
| 339-600 | Essex | Saugus, MA | Broadview Networks |
| 339-613 | Plymouth | Norwell, MA | Broadview Networks |
| 339-645 | Middlesex | Woburn, MA | Verizon New England Inc. |
| 339-674 | Middlesex | Medford, MA | Broadview Networks |
There are 51 prefixes, In the code area, the major cities are Arlington, MA;Braintree, MA;Burlington, MA;Dedham,. The major city is Boston.