| District of Massachusetts area codes: 508 | |
|---|---|
| Country | United States |
| State/Province | Massachusetts |
| Major City | Boston |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 508-387 | Middlesex | Framingham, MA | Verizon New England Inc. |
| 508-388 | Barnstable | Falmouth, MA | Local Access LLC |
| 508-389 | Worcester | Westboro, MA | Verizon New England Inc. |
| 508-390 | Middlesex | Framingham, MA | Verizon New England Inc. |
| 508-391 | Middlesex | Framingham, MA | Verizon New England Inc. |
| 508-392 | Barnstable | North Falmouth, MA | Rcn Telecom Services |
| 508-393 | Worcester | Northboro, MA | Verizon New England Inc. |
| 508-394 | Barnstable | Dennis, MA | Verizon New England Inc. |
| 508-395 | Middlesex | Framingham, MA | New Cingular Wireless PCS - DC |
| 508-396 | Middlesex | Framingham, MA | Verizon New England Inc. |
| 508-397 | Middlesex | Natick, MA | Cellco Partnership DBA Verizon Wireless |
| 508-398 | Barnstable | Dennis, MA | Verizon New England Inc. |
| 508-399 | Bristol | Seekonk, MA | Verizon New England Inc. |
| 508-400 | Middlesex | Hopkinton, MA | Sprint Spectrum L.p. |
| 508-401 | Middlesex | Wayland, MA | Xo Massachusetts |
| 508-402 | Bristol | Fall River, MA | Choice One Communications |
| 508-403 | Barnstable | North Falmouth, MA | Level 3 Communications |
| 508-404 | Norfolk | Walpole, MA | Teleport Communications America |
| 508-405 | Middlesex | Framingham, MA | Rcn Telecom Services |
| 508-406 | Bristol | Mansfield, MA | Broadwing Communications |
There are 745 prefixes, In the code area, the major cities are Attleboro, MA;Barnstable Town, MA;Brockton, MA;Fal. The major city is Boston.