All assignees
795 prefixes in 781 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 781-804 | HINGHAM | 829J | 2001-09-13 | Yes |
| 781-805 | RANDOLPH | 6889 | 2013-10-17 | Yes |
| 781-806 | SHARON | 318J | 2001-09-05 | Yes |
| 781-807 | RANDOLPH | 318J | — | Yes |
| 781-808 | REVERE | 6387 | — | Yes |
| 781-809 | DEDHAM | 6889 | 2021-12-03 | Yes |
| 781-810 | WALTHAM | 829J | — | Yes |
| 781-811 | XXXXXXXXXX | MULT | — | — |
| 781-812 | WEYMOUTH | 318J | — | Yes |
| 781-813 | SAUGUS | 6889 | 2013-09-16 | Yes |
| 781-814 | XXXXXXXXXX | 9102 | — | — |
| 781-815 | RANDOLPH | 829J | 2001-08-21 | Yes |
| 781-816 | SAUGUS | 8468 | 2008-03-18 | Yes |
| 781-817 | BRAINTREE | 7135 | — | Yes |
| 781-818 | STOUGHTON | 4018 | — | Yes |
| 781-819 | ARLINGTON | 990E | — | Yes |
| 781-820 | SAUGUS | 6387 | — | — |
| 781-821 | CANTON | 9102 | — | — |
| 781-822 | WALTHAM | 965H | 2021-10-22 | Yes |
| 781-823 | REVERE | 7229 | 2013-11-03 | Yes |
| 781-824 | RANDOLPH | 7619 | — | Yes |
| 781-825 | BURLINGTON | 6387 | — | Yes |
| 781-826 | HANOVER | 9102 | — | — |
| 781-827 | MEDFORD | 4018 | — | Yes |
| 781-828 | CANTON | 9102 | — | — |
| 781-829 | HANOVER | 9102 | — | Yes |
| 781-830 | CANTON | 9102 | — | Yes |
| 781-831 | KINGSTON | 829J | — | Yes |
| 781-832 | STONEHAM | 7229 | — | Yes |
| 781-833 | WALTHAM | 9102 | — | Yes |
| 781-834 | MARSHFIELD | 9102 | — | — |
| 781-835 | STONEHAM | 7135 | — | Yes |
| 781-836 | HINGHAM | 4018 | — | Yes |
| 781-837 | MARSHFIELD | 9102 | — | — |
| 781-838 | WINCHESTER | 829J | — | Yes |
| 781-839 | WALTHAM | 9102 | — | Yes |
| 781-840 | STOUGHTON | 4018 | — | Yes |
| 781-841 | LEXINGTON | 990E | — | Yes |
| 781-842 | LYNN | 318J | — | — |
| 781-843 | BRAINTREE | 9102 | — | — |
| 781-844 | ARLINGTON | 5562 | — | Yes |
| 781-845 | LEXINGTON | 990E | — | Yes |
| 781-846 | KINGSTON | 7229 | — | Yes |
| 781-847 | STOUGHTON | 7135 | — | Yes |
| 781-848 | BRAINTREE | 9102 | — | — |
| 781-849 | BRAINTREE | 9102 | — | — |
| 781-850 | STONEHAM | 829J | — | Yes |
| 781-851 | MALDEN | 671J | — | Yes |
| 781-852 | BURLINGTON | 7229 | — | Yes |
| 781-853 | REVERE | 9102 | — | Yes |
| 781-854 | SAUGUS | 4018 | — | Yes |
| 781-855 | NEEDHAM | 6387 | 2017-10-10 | Yes |
| 781-856 | NORWOOD | 4036 | 2001-04-24 | — |
| 781-857 | ROCKLAND | 9102 | — | Yes |
| 781-858 | REVERE | 5562 | — | Yes |
| 781-859 | ARLINGTON | 829J | 2001-04-19 | Yes |
| 781-860 | LEXINGTON | 9102 | — | Yes |
| 781-861 | LEXINGTON | 9102 | — | — |
| 781-862 | LEXINGTON | 9102 | — | — |
| 781-863 | LEXINGTON | 9102 | — | Yes |
| 781-864 | WALTHAM | 4036 | — | — |
| 781-865 | WOBURN | 9102 | — | Yes |
| 781-866 | MEDFORD | 6889 | 2002-07-30 | Yes |
| 781-867 | SHARON | 7619 | — | Yes |
| 781-868 | WEYMOUTH | 939H | 2021-09-24 | Yes |
| 781-869 | LEXINGTON | 7135 | — | Yes |
| 781-870 | MALDEN | 7135 | — | Yes |
| 781-871 | ROCKLAND | 9102 | — | — |
| 781-872 | READING | 4018 | — | Yes |
| 781-873 | MALDEN | 829J | — | Yes |
| 781-874 | MEDFORD | 318J | — | Yes |
| 781-875 | HINGHAM | 318J | — | Yes |
| 781-876 | WAKEFIELD | 9102 | — | Yes |
| 781-877 | NEEDHAM | 6387 | 2014-05-23 | Yes |
| 781-878 | ROCKLAND | 9102 | — | — |
| 781-879 | LEXINGTON | 829J | 2001-08-21 | Yes |
| 781-880 | — | — | ||
| 781-881 | NORWOOD | 4018 | — | Yes |
| 781-882 | MARSHFIELD | 892D | 2019-02-21 | Yes |
| 781-883 | WOBURN | 5562 | — | Yes |
| 781-884 | BRAINTREE | 829J | — | Yes |
| 781-885 | RANDOLPH | 318J | — | Yes |
| 781-886 | STOUGHTON | 829J | 2001-08-21 | Yes |
| 781-887 | HANOVER | 892D | 2021-02-01 | Yes |
| 781-888 | RANDOLPH | 6889 | — | Yes |
| 781-889 | MARSHFIELD | 5562 | 2021-09-23 | Yes |
| 781-890 | WALTHAM | 9102 | — | — |
| 781-891 | WALTHAM | 9102 | — | — |
| 781-892 | BURLINGTON | 9102 | — | — |
| 781-893 | WALTHAM | 9102 | — | — |
| 781-894 | WALTHAM | 9102 | — | — |
| 781-895 | WALTHAM | 9102 | — | — |
| 781-896 | BURLINGTON | 990E | — | Yes |
| 781-897 | WOBURN | 829J | — | Yes |
| 781-898 | NEEDHAM | 624H | — | Yes |
| 781-899 | WALTHAM | 9102 | — | — |
| 781-900 | XXXXXXXXXX | 9102 | — | — |
| 781-901 | WEYMOUTH | 5562 | 2002-10-30 | Yes |
| 781-902 | WALTHAM | 7229 | — | Yes |
| 781-903 | HINGHAM | 829J | 2001-08-19 | 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.