All assignees
795 prefixes in 781 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 781-603 | NORWOOD | 5562 | 2001-05-03 | Yes |
| 781-604 | WINCHESTER | 892D | — | Yes |
| 781-605 | MALDEN | 318J | — | Yes |
| 781-606 | MELROSE | 7619 | 2001-05-30 | Yes |
| 781-607 | RANDOLPH | 7135 | — | Yes |
| 781-608 | WOBURN | 5562 | — | Yes |
| 781-609 | WALTHAM | 318J | 2001-02-22 | Yes |
| 781-610 | ROCKLAND | 829J | 2001-01-16 | Yes |
| 781-611 | XXXXXXXXXX | MULT | — | — |
| 781-612 | CANTON | 7135 | 2021-02-12 | Yes |
| 781-613 | DEDHAM | 990E | — | Yes |
| 781-614 | WALTHAM | 990E | — | Yes |
| 781-615 | CANTON | 7229 | — | Yes |
| 781-616 | ROCKLAND | 829J | — | Yes |
| 781-618 | WHITMAN | 9102 | — | Yes |
| 781-619 | NORWOOD | 829J | — | Yes |
| 781-620 | MELROSE | 318J | — | Yes |
| 781-621 | WAKEFIELD | 7619 | — | Yes |
| 781-622 | WALTHAM | 9102 | — | Yes |
| 781-623 | LYNNFIELD | 7229 | 2013-11-03 | Yes |
| 781-624 | WEYMOUTH | 9102 | 2007-06-26 | Yes |
| 781-625 | WINCHESTER | 4018 | — | Yes |
| 781-626 | WEYMOUTH | 4018 | 2001-02-23 | Yes |
| 781-627 | MALDEN | 7619 | — | Yes |
| 781-628 | MEDFORD | 7229 | — | Yes |
| 781-629 | REVERE | 318J | — | Yes |
| 781-630 | HINGHAM | 7619 | — | Yes |
| 781-631 | MARBLEHEAD | 9102 | — | — |
| 781-632 | LYNN | 6889 | — | — |
| 781-633 | CANTON | 9102 | 2005-10-26 | Yes |
| 781-634 | NORWOOD | 7229 | 2013-11-03 | Yes |
| 781-635 | NORWELL | 7135 | — | Yes |
| 781-636 | DEDHAM | 7229 | — | Yes |
| 781-637 | WEYMOUTH | 6083 | — | — |
| 781-638 | WOBURN | 7135 | — | Yes |
| 781-639 | MARBLEHEAD | 9102 | — | — |
| 781-640 | WOBURN | 4036 | — | — |
| 781-641 | ARLINGTON | 9102 | — | — |
| 781-642 | WALTHAM | 9102 | — | — |
| 781-643 | ARLINGTON | 9102 | — | — |
| 781-644 | NEEDHAM | 829J | — | — |
| 781-645 | ARLINGTON | 7229 | — | Yes |
| 781-646 | ARLINGTON | 9102 | — | — |
| 781-647 | WALTHAM | 9102 | — | — |
| 781-648 | ARLINGTON | 9102 | — | — |
| 781-649 | READING | 990E | — | Yes |
| 781-650 | WEYMOUTH | 6387 | 2021-04-07 | Yes |
| 781-651 | LYNNFIELD | 4018 | — | Yes |
| 781-652 | LEXINGTON | 7619 | — | Yes |
| 781-653 | BURLINGTON | 7135 | — | Yes |
| 781-654 | BRAINTREE | 6889 | — | Yes |
| 781-655 | MEDFORD | 9102 | — | Yes |
| 781-656 | REVERE | 829J | 2001-02-23 | Yes |
| 781-657 | NEEDHAM | 7229 | — | Yes |
| 781-658 | MEDFORD | 7229 | — | Yes |
| 781-659 | NORWELL | 9102 | — | — |
| 781-660 | WEYMOUTH | 4036 | 2015-12-30 | Yes |
| 781-661 | MALDEN | 892D | — | Yes |
| 781-662 | MELROSE | 9102 | — | — |
| 781-663 | WALTHAM | 7229 | — | — |
| 781-664 | BRAINTREE | 829J | — | Yes |
| 781-665 | MELROSE | 9102 | — | — |
| 781-666 | SAUGUS | 268F | 2012-05-23 | Yes |
| 781-667 | MALDEN | 990E | — | Yes |
| 781-668 | NEEDHAM | 9102 | — | — |
| 781-669 | LEXINGTON | 990E | — | Yes |
| 781-670 | READING | 9102 | — | Yes |
| 781-671 | LEXINGTON | 990E | — | Yes |
| 781-672 | WALTHAM | 9102 | — | — |
| 781-673 | READING | 990E | — | Yes |
| 781-674 | LEXINGTON | 9102 | — | Yes |
| 781-675 | NEEDHAM | 318J | — | Yes |
| 781-676 | LEXINGTON | 9102 | — | Yes |
| 781-677 | READING | 9102 | — | Yes |
| 781-678 | HULL | 7135 | 2021-05-26 | Yes |
| 781-679 | KINGSTON | 4018 | — | Yes |
| 781-680 | NORWOOD | 7135 | — | Yes |
| 781-681 | ROCKLAND | 9102 | — | Yes |
| 781-682 | WEYMOUTH | 9102 | — | Yes |
| 781-683 | WAKEFIELD | 4018 | — | Yes |
| 781-684 | WALTHAM | 9102 | — | Yes |
| 781-685 | BURLINGTON | 7135 | — | Yes |
| 781-686 | DEDHAM | 318J | — | Yes |
| 781-687 | LEXINGTON | 9102 | — | — |
| 781-688 | NORWOOD | 4018 | — | Yes |
| 781-689 | KINGSTON | 4036 | — | Yes |
| 781-690 | DEDHAM | 4036 | — | Yes |
| 781-691 | LYNN | 5562 | — | Yes |
| 781-692 | BRAINTREE | 6889 | 2021-12-03 | Yes |
| 781-693 | WALTHAM | 7229 | — | Yes |
| 781-694 | WELLESLEY | 4018 | — | Yes |
| 781-695 | STOUGHTON | 4018 | — | Yes |
| 781-696 | WOBURN | 5562 | — | Yes |
| 781-697 | WALTHAM | 7229 | — | Yes |
| 781-698 | LEXINGTON | 7229 | — | Yes |
| 781-699 | WALTHAM | 9102 | 2006-07-27 | Yes |
| 781-700 | — | — | ||
| 781-701 | WALTHAM | 318J | — | Yes |
| 781-702 | NORWOOD | 829J | 2001-02-23 | Yes |
| 781-703 | WALTHAM | 6387 | 2015-07-22 | 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.