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| City | Dialing Code | Area Code |
| Arlington | +1 817 | 817 |
| Attleboro | +1 774 | 774 |
| Belmont | +1 857 | 857 |
| Beverly | +1 978 | 978 |
| Boston | +1 617 | 617 |
| Braintree | +1 781 | 781 |
| Brockton | +1 508 | 508 |
| Brookline | +1 617 | 617 |
| Burlington | +1 905 | 905 |
| Cambridge | +1 519 | 519 |
| Chelsea | +1 857 | 857 |
| Chicopee | +1 413 | 413 |
| Danvers | +1 978 | 978 |
| Dedham | +1 781 | 781 |
| Everett | +1 857 | 857 |
| Fall River | +1 508 | 508 |
| Fitchburg | +1 978 | 978 |
| Framingham | +1 508 | 508 |
| Franklin | +1 774 | 774 |
| Gloucester | +1 978 | 978 |
| Haverhill | +1 978 | 978 |
| Holyoke | +1 413 | 413 |
| Lawrence | +1 978 | 978 |
| Leominster | +1 978 | 978 |
| Lexington | +1 781 | 781 |
| Lowell | +1 978 | 978 |
| Lynn | +1 781 | 781 |
| Malden | +1 617 | 617 |
| Medford | +1 781 | 781 |
| Melrose | +1 781 | 781 |
| Milford | +1 508 | 508 |
| Milton | +1 857 | 857 |
| Needham | +1 781 | 781 |
| New Bedford | +1 508 | 508 |
| Newton | +1 857 | 857 |
| Northampton | +1 413 | 413 |
| Norwood | +1 781 | 781 |
| Peabody | +1 978 | 978 |
| Pittsfield | +1 413 | 413 |
| Quincy | +1 617 | 617 |
| Randolph | +1 781 | 781 |
| Reading | +1 781 | 781 |
| Revere | +1 781 | 781 |
| Salem | +1 503 | 503 |
| Saugus | +1 781 | 781 |
| Somerville | +1 857 | 857 |
| Springfield | +1 417 | 417 |
| Taunton | +1 508 | 508 |
| Wakefield | +1 781 | 781 |
| Waltham | +1 617 | 617 |
| Watertown | +1 857 | 857 |
| Wellesley | +1 781 | 781 |
| Westfield | +1 413 | 413 |
| Weymouth | +1 617 | 617 |
| Winthrop | +1 857 | 857 |
| Woburn | +1 781 | 781 |
| Worcester | +1 508 | 508 |
