MCIMETRO ACCESS TRANSMISSION SERVICES LLC
92 prefixes in 781 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 781-203 | BURLINGTON | 7229 | — | Yes |
| 781-207 | WALTHAM | 7229 | 2013-11-03 | Yes |
| 781-217 | KINGSTON | 7229 | — | Yes |
| 781-219 | MEDFORD | 7229 | — | Yes |
| 781-232 | CANTON | 7229 | — | Yes |
| 781-240 | LEXINGTON | 7229 | — | Yes |
| 781-241 | REVERE | 7229 | — | Yes |
| 781-250 | WALTHAM | 7229 | 2001-12-26 | Yes |
| 781-257 | LINCOLN | 7229 | — | Yes |
| 781-268 | LYNN | 7229 | — | Yes |
| 781-288 | MALDEN | 7229 | — | Yes |
| 781-295 | WAKEFIELD | 7229 | — | Yes |
| 781-300 | RANDOLPH | 7229 | 2001-02-23 | Yes |
| 781-301 | LEXINGTON | 7229 | — | Yes |
| 781-303 | BRAINTREE | 7229 | — | Yes |
| 781-304 | WELLESLEY | 7229 | — | Yes |
| 781-305 | WOBURN | 7229 | — | Yes |
| 781-307 | SAUGUS | 7229 | — | Yes |
| 781-309 | LYNN | 7229 | — | Yes |
| 781-313 | BURLINGTON | 7229 | — | Yes |
| 781-318 | STOUGHTON | 7229 | — | Yes |
| 781-345 | BURLINGTON | 7229 | 2001-12-15 | — |
| 781-347 | ROCKLAND | 7229 | — | Yes |
| 781-357 | LEXINGTON | 7229 | — | Yes |
| 781-358 | WINCHESTER | 7229 | — | Yes |
| 781-371 | WELLESLEY | 7229 | — | Yes |
| 781-394 | BRAINTREE | 7229 | — | Yes |
| 781-410 | DEDHAM | 7229 | — | Yes |
| 781-412 | SCITUATE | 7229 | — | Yes |
| 781-413 | WEYMOUTH | 7229 | 2001-02-23 | Yes |
| 781-457 | LEXINGTON | 7229 | — | Yes |
| 781-459 | DEDHAM | 7229 | — | Yes |
| 781-478 | WALTHAM | 7229 | — | — |
| 781-480 | MALDEN | 7229 | — | Yes |
| 781-486 | WAKEFIELD | 7229 | 2001-02-23 | Yes |
| 781-494 | BURLINGTON | 7229 | — | Yes |
| 781-496 | WOBURN | 7229 | — | Yes |
| 781-498 | MEDFORD | 7229 | — | Yes |
| 781-501 | NORWOOD | 7229 | — | Yes |
| 781-502 | MALDEN | 7229 | — | Yes |
| 781-503 | WOBURN | 7229 | — | Yes |
| 781-506 | RANDOLPH | 7229 | — | Yes |
| 781-512 | LINCOLN | 7229 | — | Yes |
| 781-515 | LEXINGTON | 7229 | — | Yes |
| 781-517 | MELROSE | 7229 | — | Yes |
| 781-574 | ARLINGTON | 7229 | — | Yes |
| 781-615 | CANTON | 7229 | — | Yes |
| 781-623 | LYNNFIELD | 7229 | 2013-11-03 | Yes |
| 781-628 | MEDFORD | 7229 | — | Yes |
| 781-634 | NORWOOD | 7229 | 2013-11-03 | Yes |
| 781-636 | DEDHAM | 7229 | — | Yes |
| 781-645 | ARLINGTON | 7229 | — | Yes |
| 781-657 | NEEDHAM | 7229 | — | Yes |
| 781-658 | MEDFORD | 7229 | — | Yes |
| 781-663 | WALTHAM | 7229 | — | — |
| 781-693 | WALTHAM | 7229 | — | Yes |
| 781-697 | WALTHAM | 7229 | — | Yes |
| 781-698 | LEXINGTON | 7229 | — | Yes |
| 781-709 | HANOVER | 7229 | 2001-10-03 | Yes |
| 781-712 | MELROSE | 7229 | — | Yes |
| 781-716 | WAKEFIELD | 7229 | — | Yes |
| 781-719 | NEEDHAM | 7229 | — | Yes |
| 781-723 | MEDFORD | 7229 | 2013-11-03 | Yes |
| 781-735 | HINGHAM | 7229 | — | Yes |
| 781-743 | BURLINGTON | 7229 | — | Yes |
| 781-778 | LEXINGTON | 7229 | — | Yes |
| 781-782 | WOBURN | 7229 | — | Yes |
| 781-803 | WEYMOUTH | 7229 | — | Yes |
| 781-823 | REVERE | 7229 | 2013-11-03 | Yes |
| 781-832 | STONEHAM | 7229 | — | Yes |
| 781-846 | KINGSTON | 7229 | — | Yes |
| 781-852 | BURLINGTON | 7229 | — | Yes |
| 781-902 | WALTHAM | 7229 | — | Yes |
| 781-904 | WOBURN | 7229 | — | Yes |
| 781-906 | WALTHAM | 7229 | — | Yes |
| 781-907 | WALTHAM | 7229 | — | Yes |
| 781-909 | READING | 7229 | 2001-02-23 | Yes |
| 781-912 | MALDEN | 7229 | — | Yes |
| 781-915 | DEDHAM | 7229 | — | Yes |
| 781-917 | BRAINTREE | 7229 | — | Yes |
| 781-919 | HINGHAM | 7229 | 2001-01-12 | Yes |
| 781-922 | REVERE | 7229 | — | Yes |
| 781-930 | BRAINTREE | 7229 | — | Yes |
| 781-946 | MEDFORD | 7229 | 2023-05-03 | Yes |
| 781-949 | NORWOOD | 7229 | — | Yes |
| 781-970 | WOBURN | 7229 | — | Yes |
| 781-972 | NEEDHAM | 7229 | — | Yes |
| 781-973 | LYNNFIELD | 7229 | 2001-02-23 | Yes |
| 781-977 | WINCHESTER | 7229 | — | Yes |
| 781-984 | STONEHAM | 7229 | 2001-01-12 | Yes |
| 781-997 | WELLESLEY | 7229 | — | Yes |
| 781-998 | BURLINGTON | 7229 | — | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.