Phone numbers in Lynnfield, Massachusetts
Lynnfield has 9 phone prefixes in area code 781.
Biggest holders: Verizon (local phone), MCImetro (Verizon Business), Tc Systems. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 11%
- Local phone company 22%
- Internet / business phone carrier 44%
- Phone company 22%
Every prefix in Lynnfield
Search the first six digits of a number in this list. If it's here, the number started in Lynnfield with the carrier shown. If it isn't, check the Massachusetts page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 781-334 | Verizon (local phone) | Local phone company | – |
| 781-342 | Verizon (local phone) | Local phone company | – |
| 781-406 | Tc Systems | Phone company | – |
| 781-463 | Windstream (PAETEC) | Internet / business phone carrier | – |
| 781-580 | MetroPCS (T-Mobile) | Mobile carrier | – |
| 781-623 | MCImetro (Verizon Business) | Internet / business phone carrier | 2013 |
| 781-651 | Level 3 (Lumen) | Internet / business phone carrier | – |
| 781-776 | Rcn Telecom Services | Phone company | – |
| 781-973 | MCImetro (Verizon Business) | Internet / business phone carrier | 2001 |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.