Reference Data
Area Code Directory
Area Code 351 — Boston, Somerville, Norton, Massachusetts

Area Code 351 — Boston, Somerville, Norton, Massachusetts

Active

Data last updated: March 10, 2026

State
Massachusetts
Country
US
Timezone
America/New_York
Assigned
August 29, 2012
Exchanges (NXX)
782
Carriers
21
Rate Centers
43
Overlay
Yes — 978

Top Carriers

Carrier OCN NXX Count
ONVOY, LLC - MA 892D 28
OMNIPOINT MIAMI E LICENSE, LLC 6889 11
FRACTEL, LLC 965H 11
TON80 COMMUNICATIONS, LLC 516J 7
ONVOY SPECTRUM, LLC 624H 5
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 6387 4
PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 268F 3
METROPCS, INC. 5562 3
BANDWIDTH.COM CLEC, LLC - MA 990E 3
COMCAST IP PHONE, LLC 318J 2

Rate Centers

ASHBY DANVERS PEPPERELL TYNGSBORO LAWRENCE GEORGETOWN ROCKPORT LOWELL ACTON HUDSON TEMPLETON HAVERHILL HAMILTON GLOUCESTER MERRIMAC BEVERLY BARRE BERLIN WESTFORD BOLTON ANDOVER AMESBURY LEOMINSTER ASHBURNHAM NEWBURYPT ORANGE FITCHBURG LUNENBURG GROTON ROWLEY ATHOLFKLN PRINCETON HARVARD IPSWICH SHIRLEY WESTMINSTR PEABODY ESSEX MANCHESTER HUBBARDSTN CLINTON WINCHENDON XXXXXXXXXX

Exchange Listings (NXX)

NPA-NXX Carrier Rate Center Type LATA Status
351-200 TC SYSTEMS, INC. ASHBY VoIP 128 active
351-201 OMNIPOINT MIAMI E LICENSE, LLC DANVERS Wireless 128 active
351-202 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA PEPPERELL Landline 128 active
351-203 BANDWIDTH.COM CLEC, LLC - MA TYNGSBORO VoIP 128 active
351-204 METROPCS, INC. LAWRENCE Wireless 128 active
351-205 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA GEORGETOWN Landline 128 active
351-206 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA ROCKPORT Landline 128 active
351-207 COMCAST IP PHONE, LLC GEORGETOWN VoIP 128 active
351-208 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA LOWELL Wireless 128 active
351-209 EXIANT COMMUNICATIONS LLC ACTON VoIP 128 active
351-210 OMNIPOINT MIAMI E LICENSE, LLC HUDSON Wireless 128 active
351-212 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA DANVERS Wireless 128 active
351-213 ONVOY, LLC - MA TEMPLETON Landline 128 active
351-214 VONAGE AMERICA LLC ROCKPORT VoIP 128 active
351-215 NEW CINGULAR WIRELESS PCS, LLC - DC HAVERHILL Wireless 128 active
351-216 NEW CINGULAR WIRELESS PCS, LLC - DC HAMILTON Wireless 128 active
351-217 OMNIPOINT MIAMI E LICENSE, LLC GLOUCESTER Wireless 128 active
351-218 OMNIPOINT MIAMI E LICENSE, LLC ACTON Wireless 128 active
351-219 COMCAST IP PHONE, LLC DANVERS VoIP 128 active
351-220 OMNIPOINT MIAMI E LICENSE, LLC ACTON Wireless 128 active
351-221 COMMIO, LLC LOWELL VoIP 128 active
351-222 ONVOY, LLC - MA MERRIMAC Landline 128 active
351-223 ONVOY, LLC - MA BEVERLY Landline 128 active
351-224 ONVOY, LLC - MA BARRE Landline 128 active
351-225 ONVOY, LLC - MA BERLIN Landline 128 active
351-226 FIVE9, INC. WESTFORD VoIP 128 active
351-227 ONVOY, LLC - MA BOLTON Landline 128 active
351-228 BANDWIDTH.COM CLEC, LLC - MA ANDOVER VoIP 128 active
351-229 BANDWIDTH.COM CLEC, LLC - MA AMESBURY VoIP 128 active
351-230 METROPCS, INC. LEOMINSTER Wireless 128 active
351-231 OMNIPOINT MIAMI E LICENSE, LLC GLOUCESTER Wireless 128 active
351-232 ONVOY, LLC - MA TYNGSBORO Landline 128 active
351-233 TON80 COMMUNICATIONS, LLC ASHBURNHAM VoIP 128 active
351-234 FRACTEL, LLC HAVERHILL VoIP 128 active
351-235 OMNIPOINT MIAMI E LICENSE, LLC ACTON Wireless 128 active
351-236 IDT AMERICA, CORP. - MA NEWBURYPT Landline 128 active
351-237 OMNIPOINT MIAMI E LICENSE, LLC TEMPLETON Wireless 128 active
351-238 BOOST SUBSCRIBERCO L.L.C. ORANGE Wireless 128 active
351-239 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA LOWELL Wireless 128 active
351-240 ONVOY, LLC - MA LAWRENCE Landline 128 active
351-241 ONVOY, LLC - MA HAMILTON Landline 128 active
351-242 ONVOY, LLC - MA FITCHBURG Landline 128 active
351-243 AT&T - LOCAL WESTFORD Landline 128 active
351-244 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA ACTON Wireless 128 active
351-245 OMNIPOINT MIAMI E LICENSE, LLC ACTON Landline active
351-246 Landline active
351-247 TC SYSTEMS, INC. LUNENBURG VoIP 128 active
351-248 Landline active
351-249 Landline active
351-250 Landline active
351-251 ONVOY, LLC - MA GROTON Landline 128 active
351-252 ONVOY, LLC - MA ROWLEY Landline 128 active
351-253 ONVOY, LLC - MA ATHOLFKLN Landline 128 active
351-254 Landline active
351-255 Landline active
351-256 Landline active
351-257 Landline active
351-258 Landline active
351-259 Landline active
351-260 Landline active
351-261 Landline active
351-262 Landline active
351-263 Landline active
351-264 Landline active
351-265 Landline active
351-266 TON80 COMMUNICATIONS, LLC PRINCETON VoIP 128 active
351-267 Landline active
351-268 Landline active
351-269 Landline active
351-270 Landline active
351-271 Landline active
351-272 Landline active
351-273 Landline active
351-274 Landline active
351-275 Landline active
351-276 Landline active
351-277 OMNIPOINT MIAMI E LICENSE, LLC LAWRENCE Wireless 128 active
351-278 Landline active
351-279 Landline active
351-280 Landline active
351-281 Landline active
351-282 Landline active
351-283 Landline active
351-284 Landline active
351-285 Landline active
351-286 Landline active
351-287 Landline active
351-288 Landline active
351-289 Landline active
351-290 Landline active
351-291 Landline active
351-292 Landline active
351-293 Landline active
351-294 Landline active
351-295 Landline active
351-296 Landline active
351-297 Landline active
351-298 Landline active
351-299 Landline active
351-300 ONVOY, LLC - MA HARVARD Landline 128 active
351-301 Landline active
351-302 Landline active
351-303 Landline active
351-304 Landline active
351-305 Landline active
351-306 Landline active
351-307 Landline active
351-308 Landline active
351-309 Landline active
351-310 Landline active
351-312 Landline active
351-313 Landline active
351-314 Landline active
351-315 Landline active
351-316 Landline active
351-317 Landline active
351-318 Landline active
351-319 Landline active
351-320 Landline active
351-321 Landline active
351-322 OMNIPOINT MIAMI E LICENSE, LLC LOWELL Wireless 128 active
351-323 Landline active
351-324 Landline active
351-325 Landline active
351-326 Landline active
351-327 Landline active
351-328 Landline active
351-329 Landline active
351-330 Landline active
351-331 Landline active
351-332 Landline active
351-333 ONVOY, LLC - MA HARVARD Landline 128 active
351-334 Landline active
351-335 Landline active
351-336 Landline active
351-337 Landline active
351-338 Landline active
351-339 Landline active
351-340 Landline active
351-341 Landline active
351-342 Landline active
351-343 Landline active
351-344 ONVOY, LLC - MA GLOUCESTER Wireless 128 active
351-345 FRACTEL, LLC HUDSON VoIP 128 active
351-346 Landline active
351-347 Landline active
351-348 Landline active
351-349 Landline active
351-350 METROPCS, INC. IPSWICH Wireless 128 active
351-351 MASS MOBILE LLC LAWRENCE Landline 128 active
351-352 ONVOY SPECTRUM, LLC GEORGETOWN Wireless 128 active
351-353 ONVOY, LLC - MA HAVERHILL Landline 128 active
351-354 ONVOY, LLC - MA LUNENBURG Landline 128 active
351-355 ONVOY SPECTRUM, LLC AMESBURY Wireless 128 active
351-356 FRACTEL, LLC LEOMINSTER VoIP 128 active
351-357 ONVOY, LLC - MA ORANGE Landline 128 active
351-358 ONVOY, LLC - MA PEPPERELL Landline 128 active
351-359 ONVOY, LLC - MA SHIRLEY Landline 128 active
351-360 Landline active
351-361 ONVOY SPECTRUM, LLC ASHBY Wireless 128 active
351-362 Landline active
351-363 Landline active
351-364 Landline active
351-365 Landline active
351-366 Landline active
351-367 Landline active
351-368 Landline active
351-369 Landline active
351-370 Landline active
351-371 ONVOY, LLC - MA WESTMINSTR Landline 128 active
351-372 Landline active
351-373 Landline active
351-374 Landline active
351-375 Landline active
351-376 Landline active
351-377 ONVOY, LLC - MA PEABODY Landline 128 active
351-378 Landline active
351-379 Landline active
351-380 Landline active
351-381 Landline active
351-382 Landline active
351-383 Landline active
351-384 Landline active
351-385 Landline active
351-386 Landline active
351-387 Landline active
351-388 ONVOY SPECTRUM, LLC HARVARD Wireless 128 active
351-389 Landline active
351-390 Landline active
351-391 Landline active
351-392 Landline active
351-393 Landline active
351-394 Landline active
351-395 Landline active
351-396 Landline active
351-397 Landline active
351-398 Landline active
351-399 Landline active
351-400 FRACTEL, LLC ESSEX VoIP 128 active
351-401 Landline active
351-402 Landline active
351-403 Landline active
351-404 Landline active
351-405 Landline active
351-406 Landline active
351-407 Landline active
351-408 Landline active
351-409 Landline active
351-410 Landline active
351-412 Landline active
351-413 Landline active
351-414 Landline active
351-415 Landline active
351-416 Landline active
351-417 Landline active
351-418 Landline active
351-419 Landline active
351-420 Landline active
351-421 Landline active
351-422 Landline active
351-423 Landline active
351-424 Landline active
351-425 Landline active
351-426 TON80 COMMUNICATIONS, LLC DANVERS VoIP 128 active
351-427 Landline active
351-428 Landline active
351-429 Landline active
351-430 Landline active
351-431 Landline active
351-432 Landline active
351-433 Landline active
351-434 Landline active
351-435 Landline active
351-436 Landline active
351-437 Landline active
351-438 Landline active
351-439 Landline active
351-440 Landline active
351-441 Landline active
351-442 Landline active
351-443 Landline active
351-444 ONVOY, LLC - MA IPSWICH Landline 128 active
351-445 Landline active
351-446 Landline active
351-447 Landline active
351-448 Landline active
351-449 Landline active
351-450 Landline active
351-451 Landline active
351-452 Landline active
351-453 Landline active
351-454 Landline active
351-455 Landline active
351-456 Landline active
351-457 Landline active
351-458 Landline active
351-459 Landline active
351-460 Landline active
351-461 Landline active
351-462 Landline active
351-463 Landline active
351-464 Landline active
351-465 FRACTEL, LLC MANCHESTER VoIP 128 active
351-466 Landline active
351-467 Landline active
351-468 Landline active
351-469 Landline active
351-470 Landline active
351-471 Landline active
351-472 Landline active
351-473 Landline active
351-474 Landline active
351-475 Landline active
351-476 Landline active
351-477 Landline active
351-478 Landline active
351-479 Landline active
351-480 Landline active
351-481 Landline active
351-482 Landline active
351-483 Landline active
351-484 Landline active
351-485 Landline active
351-486 Landline active
351-487 Landline active
351-488 Landline active
351-489 Landline active
351-490 Landline active
351-491 Landline active
351-492 Landline active
351-493 Landline active
351-494 Landline active
351-495 Landline active
351-496 Landline active
351-497 Landline active
351-498 Landline active
351-499 Landline active
351-500 FRACTEL, LLC LOWELL VoIP 128 active
351-501 ONVOY SPECTRUM, LLC HUBBARDSTN Wireless 128 active
351-502 Landline active
351-503 Landline active
351-504 Landline active
351-505 Landline active
351-506 Landline active
351-507 Landline active
351-508 Landline active
351-509 Landline active
351-510 Landline active
351-512 Landline active
351-513 Landline active
351-514 Landline active
351-515 Landline active
351-516 Landline active
351-517 Landline active
351-518 Landline active
351-519 Landline active
351-520 Landline active
351-521 Landline active
351-522 Landline active
351-523 Landline active
351-524 Landline active
351-525 Landline active
351-526 Landline active
351-527 Landline active
351-528 Landline active
351-529 FRACTEL, LLC MERRIMAC VoIP 128 active
351-530 Landline active
351-531 Landline active
351-532 Landline active
351-533 Landline active
351-534 Landline active
351-535 Landline active
351-536 Landline active
351-537 Landline active
351-538 Landline active
351-539 Landline active
351-540 Landline active
351-541 Landline active
351-542 Landline active
351-543 Landline active
351-544 Landline active
351-545 Landline active
351-546 Landline active
351-547 Landline active
351-548 Landline active
351-549 Landline active
351-550 COMMIO, LLC CLINTON VoIP 128 active
351-551 Landline active
351-552 Landline active
351-553 Landline active
351-556 Landline active
351-557 Landline active
351-558 Landline active
351-559 Landline active
351-560 Landline active
351-561 Landline active
351-562 Landline active
351-563 Landline active
351-564 Landline active
351-565 Landline active
351-566 Landline active
351-567 Landline active
351-568 Landline active
351-569 Landline active
351-570 Landline active
351-571 Landline active
351-572 Landline active
351-573 Landline active
351-574 Landline active
351-575 Landline active
351-576 Landline active
351-577 Landline active
351-578 Landline active
351-579 Landline active
351-580 Landline active
351-581 Landline active
351-582 Landline active
351-583 Landline active
351-584 Landline active
351-585 Landline active
351-586 Landline active
351-587 Landline active
351-588 TON80 COMMUNICATIONS, LLC HAVERHILL VoIP 128 active
351-589 Landline active
351-590 Landline active
351-591 Landline active
351-592 Landline active
351-593 Landline active
351-594 Landline active
351-595 Landline active
351-596 Landline active
351-597 Landline active
351-598 Landline active
351-599 Landline active
351-600 FRACTEL, LLC PEABODY VoIP 128 active
351-601 Landline active
351-602 Landline active
351-603 Landline active
351-604 Landline active
351-605 Landline active
351-606 Landline active
351-607 Landline active
351-608 Landline active
351-609 Landline active
351-610 Landline active
351-612 Landline active
351-613 Landline active
351-614 Landline active
351-615 Landline active
351-616 Landline active
351-617 Landline active
351-618 Landline active
351-619 Landline active
351-620 Landline active
351-621 Landline active
351-622 Landline active
351-623 Landline active
351-624 Landline active
351-625 Landline active
351-626 Landline active
351-627 Landline active
351-628 Landline active
351-629 Landline active
351-630 Landline active
351-631 Landline active
351-632 Landline active
351-633 Landline active
351-634 Landline active
351-635 Landline active
351-636 Landline active
351-637 Landline active
351-638 Landline active
351-639 Landline active
351-640 Landline active
351-641 Landline active
351-642 Landline active
351-643 Landline active
351-644 Landline active
351-645 Landline active
351-646 Landline active
351-647 Landline active
351-648 Landline active
351-649 Landline active
351-650 Landline active
351-651 Landline active
351-652 Landline active
351-653 Landline active
351-654 Landline active
351-655 Landline active
351-656 Landline active
351-657 Landline active
351-658 Landline active
351-659 Landline active
351-660 Landline active
351-661 Landline active
351-662 Landline active
351-663 Landline active
351-664 Landline active
351-665 Landline active
351-666 ONVOY, LLC - MA PEABODY Landline 128 active
351-667 FRACTEL, LLC ACTON VoIP 128 active
351-668 Landline active
351-669 Landline active
351-670 Landline active
351-671 Landline active
351-672 Landline active
351-673 Landline active
351-674 Landline active
351-675 Landline active
351-676 Landline active
351-677 Landline active
351-678 Landline active
351-679 Landline active
351-680 Landline active
351-681 Landline active
351-682 Landline active
351-683 Landline active
351-684 Landline active
351-685 Landline active
351-686 Landline active
351-687 Landline active
351-688 TON80 COMMUNICATIONS, LLC GEORGETOWN VoIP 128 active
351-689 Landline active
351-690 Landline active
351-691 Landline active
351-692 Landline active
351-693 Landline active
351-694 Landline active
351-695 Landline active
351-696 Landline active
351-697 Landline active
351-698 Landline active
351-699 Landline active
351-701 Landline active
351-702 Landline active
351-703 Landline active
351-704 Landline active
351-705 Landline active
351-706 Landline active
351-707 Landline active
351-708 Landline active
351-709 Landline active
351-710 Landline active
351-712 Landline active
351-713 Landline active
351-714 Landline active
351-715 Landline active
351-716 Landline active
351-717 Landline active
351-718 Landline active
351-719 Landline active
351-720 Landline active
351-721 Landline active
351-722 Landline active
351-723 Landline active
351-724 Landline active
351-725 Landline active
351-726 Landline active
351-727 Landline active
351-728 Landline active
351-729 Landline active
351-730 Landline active
351-731 Landline active
351-732 Landline active
351-733 Landline active
351-734 Landline active
351-735 Landline active
351-736 Landline active
351-737 Landline active
351-738 Landline active
351-739 Landline active
351-740 Landline active
351-741 Landline active
351-742 Landline active
351-743 Landline active
351-744 Landline active
351-745 Landline active
351-746 TON80 COMMUNICATIONS, LLC WINCHENDON VoIP 128 active
351-747 Landline active
351-748 Landline active
351-749 Landline active
351-750 Landline active
351-751 Landline active
351-752 Landline active
351-753 Landline active
351-754 Landline active
351-755 Landline active
351-756 Landline active
351-757 Landline active
351-758 Landline active
351-759 Landline active
351-760 Landline active
351-761 Landline active
351-762 Landline active
351-763 Landline active
351-764 Landline active
351-765 Landline active
351-766 Landline active
351-767 Landline active
351-768 Landline active
351-769 Landline active
351-770 Landline active
351-771 Landline active
351-772 Landline active
351-773 Landline active
351-774 Landline active
351-775 Landline active
351-776 Landline active
351-777 ONVOY, LLC - MA HUBBARDSTN Landline 128 active
351-778 Landline active
351-779 Landline active
351-780 Landline active
351-781 Landline active
351-782 Landline active
351-783 Landline active
351-784 Landline active
351-785 Landline active
351-786 Landline active
351-787 Landline active
351-788 Landline active
351-789 Landline active
351-790 Landline active
351-791 Landline active
351-792 Landline active
351-793 Landline active
351-794 Landline active
351-795 Landline active
351-796 Landline active
351-797 Landline active
351-798 Landline active
351-799 Landline active
351-800 FRACTEL, LLC WINCHENDON VoIP 128 active
351-801 Landline active
351-802 Landline active
351-803 Landline active
351-804 Landline active
351-805 Landline active
351-806 Landline active
351-807 Landline active
351-808 Landline active
351-809 Landline active
351-810 Landline active
351-812 Landline active
351-813 Landline active
351-814 VERIZON NEW ENGLAND INC. XXXXXXXXXX Landline 999 active
351-815 Landline active
351-816 Landline active
351-817 Landline active
351-818 Landline active
351-819 Landline active
351-820 Landline active
351-821 Landline active
351-822 Landline active
351-823 Landline active
351-824 Landline active
351-825 Landline active
351-826 Landline active
351-827 Landline active
351-828 Landline active
351-829 Landline active
351-830 Landline active
351-831 Landline active
351-832 Landline active
351-833 Landline active
351-834 Landline active
351-835 Landline active
351-836 Landline active
351-837 TON80 COMMUNICATIONS, LLC ASHBY VoIP 128 active
351-838 Landline active
351-839 Landline active
351-840 Landline active
351-841 Landline active
351-842 Landline active
351-843 Landline active
351-844 Landline active
351-845 Landline active
351-846 Landline active
351-847 Landline active
351-848 Landline active
351-849 Landline active
351-850 Landline active
351-851 Landline active
351-852 Landline active
351-853 Landline active
351-854 Landline active
351-855 Landline active
351-856 Landline active
351-857 Landline active
351-858 Landline active
351-859 Landline active
351-860 Landline active
351-861 Landline active
351-862 Landline active
351-863 Landline active
351-864 Landline active
351-865 Landline active
351-866 Landline active
351-867 Landline active
351-868 Landline active
351-869 Landline active
351-870 Landline active
351-871 Landline active
351-872 Landline active
351-873 Landline active
351-874 Landline active
351-875 Landline active
351-876 Landline active
351-877 Landline active
351-878 Landline active
351-879 Landline active
351-880 Landline active
351-881 Landline active
351-882 Landline active
351-883 Landline active
351-884 Landline active
351-885 Landline active
351-886 Landline active
351-887 Landline active
351-888 ONVOY, LLC - MA MERRIMAC Landline 128 active
351-889 Landline active
351-890 Landline active
351-891 Landline active
351-892 Landline active
351-893 Landline active
351-894 Landline active
351-895 Landline active
351-896 Landline active
351-897 Landline active
351-898 Landline active
351-899 Landline active
351-900 FRACTEL, LLC IPSWICH VoIP 128 active
351-901 Landline active
351-902 Landline active
351-903 Landline active
351-904 Landline active
351-905 Landline active
351-906 Landline active
351-907 Landline active
351-908 Landline active
351-909 Landline active
351-910 Landline active
351-912 Landline active
351-913 Landline active
351-914 Landline active
351-915 Landline active
351-916 Landline active
351-917 Landline active
351-918 Landline active
351-919 Landline active
351-921 Landline active
351-922 Landline active
351-923 Landline active
351-924 Landline active
351-925 Landline active
351-926 Landline active
351-927 Landline active
351-928 Landline active
351-929 Landline active
351-930 Landline active
351-932 Landline active
351-933 Landline active
351-934 Landline active
351-935 Landline active
351-936 Landline active
351-937 Landline active
351-938 Landline active
351-939 Landline active
351-941 Landline active
351-942 Landline active
351-943 Landline active
351-944 Landline active
351-945 Landline active
351-946 Landline active
351-947 Landline active
351-948 Landline active
351-949 Landline active
351-951 Landline active
351-952 Landline active
351-953 Landline active
351-954 Landline active
351-955 Landline active
351-956 Landline active
351-957 Landline active
351-960 Landline active
351-961 Landline active
351-962 Landline active
351-963 Landline active
351-964 Landline active
351-965 Landline active
351-966 Landline active
351-967 Landline active
351-968 Landline active
351-969 Landline active
351-970 Landline active
351-971 Landline active
351-972 Landline active
351-973 Landline active
351-974 Landline active
351-975 Landline active
351-977 Landline active
351-978 Wireless 128 active
351-979 Landline active
351-980 Landline active
351-981 Landline active
351-982 Landline active
351-983 Landline active
351-984 Landline active
351-985 Landline active
351-986 Landline active
351-987 Landline active
351-988 Landline active
351-989 Landline active
351-990 Landline active
351-991 Landline active
351-992 Landline active
351-993 Landline active
351-994 Landline active
351-995 Landline active
351-996 Landline active
351-997 Landline active
351-998 Landline active
351-999 ONVOY, LLC - MA MANCHESTER Landline 128 active

Area code 351 shares its geographic region with the following overlay area codes:

978