All assignees
795 prefixes in 781 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 781-401 | CANTON | 9102 | — | Yes |
| 781-402 | LEXINGTON | 9102 | — | Yes |
| 781-403 | DEDHAM | 6387 | 2017-12-13 | Yes |
| 781-404 | WOBURN | 829J | — | Yes |
| 781-405 | WOBURN | 5562 | — | Yes |
| 781-406 | LYNNFIELD | 7135 | — | Yes |
| 781-407 | DEDHAM | 9102 | — | Yes |
| 781-408 | STOUGHTON | 6889 | 2002-10-25 | Yes |
| 781-409 | WALTHAM | 9102 | — | Yes |
| 781-410 | DEDHAM | 7229 | — | Yes |
| 781-411 | XXXXXXXXXX | MULT | — | — |
| 781-412 | SCITUATE | 7229 | — | Yes |
| 781-413 | WEYMOUTH | 7229 | 2001-02-23 | Yes |
| 781-414 | NORWOOD | 5562 | 2002-10-25 | Yes |
| 781-415 | CANTON | 6083 | — | — |
| 781-416 | WELLESLEY | 9102 | — | Yes |
| 781-417 | SAUGUS | 7135 | — | Yes |
| 781-418 | BURLINGTON | 829J | — | Yes |
| 781-419 | WALTHAM | 829J | — | — |
| 781-420 | MALDEN | 5562 | 2002-07-30 | Yes |
| 781-421 | ROCKLAND | 515J | — | Yes |
| 781-422 | KINGSTON | 9102 | — | Yes |
| 781-423 | ROCKLAND | 7135 | — | Yes |
| 781-424 | NORWELL | 6387 | — | — |
| 781-425 | BURLINGTON | 829J | — | Yes |
| 781-426 | REVERE | 4018 | — | Yes |
| 781-427 | NORWELL | 892D | 2016-02-22 | Yes |
| 781-428 | BRAINTREE | 7619 | — | Yes |
| 781-429 | NEEDHAM | 7135 | — | Yes |
| 781-430 | LEXINGTON | 7135 | — | Yes |
| 781-431 | WELLESLEY | 9102 | — | — |
| 781-432 | MELROSE | 6083 | — | — |
| 781-433 | NEEDHAM | 9102 | — | — |
| 781-434 | WALTHAM | 7135 | — | Yes |
| 781-435 | STONEHAM | 318J | — | Yes |
| 781-436 | STOUGHTON | 990E | — | Yes |
| 781-437 | RANDOLPH | 829J | — | Yes |
| 781-438 | STONEHAM | 9102 | — | — |
| 781-439 | READING | 829J | — | Yes |
| 781-440 | NORWOOD | 9102 | — | Yes |
| 781-441 | DEDHAM | 9102 | — | Yes |
| 781-442 | BURLINGTON | 9102 | — | Yes |
| 781-443 | ARLINGTON | 7135 | — | Yes |
| 781-444 | NEEDHAM | 9102 | — | — |
| 781-445 | NEEDHAM | 6387 | 2017-12-20 | Yes |
| 781-446 | WELLESLEY | 9102 | — | — |
| 781-447 | WHITMAN | 9102 | — | — |
| 781-448 | ROCKLAND | 7619 | — | Yes |
| 781-449 | NEEDHAM | 9102 | — | — |
| 781-451 | WAKEFIELD | 7135 | — | Yes |
| 781-452 | DUXBURY | 268F | — | Yes |
| 781-453 | NEEDHAM | 9102 | — | — |
| 781-454 | STONEHAM | 6387 | — | Yes |
| 781-455 | NEEDHAM | 9102 | — | Yes |
| 781-456 | LEXINGTON | 990E | — | Yes |
| 781-457 | LEXINGTON | 7229 | — | Yes |
| 781-458 | LEXINGTON | 990E | — | Yes |
| 781-459 | DEDHAM | 7229 | — | Yes |
| 781-460 | WOBURN | 9102 | 2002-03-18 | Yes |
| 781-461 | DEDHAM | 9102 | — | — |
| 781-462 | MELROSE | 7135 | — | Yes |
| 781-463 | LYNNFIELD | 829J | — | Yes |
| 781-464 | WALTHAM | 7135 | — | Yes |
| 781-465 | NEEDHAM | 829J | — | Yes |
| 781-466 | WALTHAM | 9102 | — | — |
| 781-467 | DEDHAM | 9102 | — | Yes |
| 781-468 | DEDHAM | 6387 | 2017-12-11 | Yes |
| 781-469 | LYNN | 6889 | 2014-10-15 | Yes |
| 781-470 | SCITUATE | 6889 | 2002-10-25 | Yes |
| 781-471 | DEDHAM | 7135 | — | Yes |
| 781-472 | WALTHAM | 7135 | — | Yes |
| 781-473 | RANDOLPH | 9102 | — | Yes |
| 781-474 | NEEDHAM | 6387 | — | Yes |
| 781-475 | MEDFORD | 829J | 2001-03-19 | Yes |
| 781-476 | MARBLEHEAD | 4018 | — | Yes |
| 781-477 | LYNN | 9102 | — | Yes |
| 781-478 | WALTHAM | 7229 | — | — |
| 781-479 | LYNN | 4018 | — | Yes |
| 781-480 | MALDEN | 7229 | — | Yes |
| 781-481 | STONEHAM | 9102 | — | Yes |
| 781-482 | LEXINGTON | 7135 | — | Yes |
| 781-483 | ARLINGTON | 9102 | — | Yes |
| 781-484 | SAUGUS | 6387 | 2001-07-27 | Yes |
| 781-485 | REVERE | 9102 | — | Yes |
| 781-486 | WAKEFIELD | 7229 | 2001-02-23 | Yes |
| 781-487 | WALTHAM | 9102 | — | Yes |
| 781-488 | ARLINGTON | 9102 | — | Yes |
| 781-489 | WELLESLEY | 829J | — | Yes |
| 781-490 | NORWELL | 6387 | 2017-12-27 | Yes |
| 781-491 | WOBURN | 7619 | — | Yes |
| 781-492 | DEDHAM | 6889 | — | — |
| 781-493 | DEDHAM | 829J | — | Yes |
| 781-494 | BURLINGTON | 7229 | — | Yes |
| 781-495 | NEEDHAM | 9102 | — | — |
| 781-496 | WOBURN | 7229 | — | Yes |
| 781-497 | WOBURN | 4018 | — | Yes |
| 781-498 | MEDFORD | 7229 | — | Yes |
| 781-499 | HANOVER | 7135 | — | Yes |
| 781-500 | MARSHFIELD | 5562 | 2002-10-25 | Yes |
| 781-501 | NORWOOD | 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.