All assignees
543 prefixes in 774 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 774-300 | FOXBORO | 5562 | — | Yes |
| 774-301 | FALL RIVER | 6889 | 2012-05-10 | Yes |
| 774-302 | BUZZARDSBY | 892D | 2006-01-26 | Yes |
| 774-303 | WORCESTER | 6387 | 2011-09-22 | Yes |
| 774-304 | STURBRIDGE | 268F | 2011-12-08 | Yes |
| 774-305 | NEWBEDFORD | 5562 | 2011-10-19 | Yes |
| 774-306 | NO ATTLEBO | 7229 | 2001-03-19 | Yes |
| 774-307 | WRENTHAM | 6387 | 2009-06-08 | Yes |
| 774-308 | MARLBORO | 7229 | 2012-08-13 | Yes |
| 774-309 | WESTPORT | 6387 | 2012-10-05 | Yes |
| 774-310 | EDGARTOWN | 4036 | 2008-07-29 | Yes |
| 774-311 | XXXXXXXXXX | MULT | — | — |
| 774-312 | WORCESTER | 6387 | 2008-11-07 | Yes |
| 774-313 | SAGAMORE | 6387 | 2001-07-06 | Yes |
| 774-314 | WORCESTER | 6387 | 2008-08-05 | Yes |
| 774-315 | WALPOLE | 990E | 2010-02-12 | Yes |
| 774-316 | ORLEANS | 4036 | 2009-04-16 | Yes |
| 774-317 | WORCESTER | 6387 | 2008-04-07 | Yes |
| 774-318 | SOUTHBDG | 6387 | 2008-01-07 | Yes |
| 774-319 | FALL RIVER | 6387 | 2007-03-13 | Yes |
| 774-320 | ROCHESTER | 6387 | 2009-09-04 | Yes |
| 774-321 | AUBURN | 892D | — | Yes |
| 774-322 | FALL RIVER | 5562 | 2009-04-10 | Yes |
| 774-323 | BREWSTER | 4018 | 2002-07-29 | Yes |
| 774-324 | MEDWAY | 829J | 2001-03-20 | Yes |
| 774-325 | NANTUCKET | 990E | 2010-02-09 | Yes |
| 774-326 | WAREHAM | 990E | 2010-02-09 | Yes |
| 774-327 | OSTERVILLE | 6387 | 2009-06-08 | Yes |
| 774-328 | NEWBEDFORD | 6387 | 2006-11-10 | Yes |
| 774-329 | WORCESTER | 5562 | 2011-03-11 | Yes |
| 774-330 | BARNSTABLE | 4018 | 2001-03-20 | Yes |
| 774-331 | ATTLEBORO | 4036 | 2011-04-21 | Yes |
| 774-332 | FOXBORO | 892D | 2014-04-10 | Yes |
| 774-333 | NANTUCKET | 7135 | 2001-05-18 | Yes |
| 774-334 | SOUTHBDG | 268F | 2013-01-07 | Yes |
| 774-335 | MILLIS | 892D | 2016-03-09 | Yes |
| 774-336 | BREWSTER | 268F | 2013-01-08 | Yes |
| 774-337 | BREWSTER | 268F | 2012-08-20 | Yes |
| 774-338 | SAGAMORE | 990E | 2010-06-02 | Yes |
| 774-339 | BARNSTABLE | 6889 | 2023-09-01 | Yes |
| 774-340 | ATTLEBORO | 6387 | 2016-03-30 | Yes |
| 774-341 | HOLLISTON | 990E | 2017-05-10 | Yes |
| 774-342 | SPENCER | 624H | — | Yes |
| 774-343 | PLYMOUTH | 4036 | 2013-11-25 | Yes |
| 774-344 | OXFORD | 7229 | 2017-05-16 | Yes |
| 774-345 | HOLDEN | 9102 | 2006-09-20 | Yes |
| 774-346 | FRAMINGHAM | 4036 | 2017-07-21 | Yes |
| 774-347 | NOBROOKFLD | 892D | 2016-03-09 | Yes |
| 774-348 | MARLBORO | 829J | 2001-03-19 | Yes |
| 774-349 | FALMOUTH | 4036 | 2017-08-07 | Yes |
| 774-350 | HOPKINTON | 4018 | 2017-09-07 | Yes |
| 774-351 | WORCESTER | 4036 | 2023-12-11 | Yes |
| 774-352 | DENNIS | 829J | 2001-08-24 | Yes |
| 774-353 | BREWSTER | 5562 | 2002-08-15 | Yes |
| 774-354 | LEICESTER | 829J | 2001-07-23 | Yes |
| 774-355 | BUZZARDSBY | 318J | 2017-09-13 | Yes |
| 774-356 | FRAMINGHAM | 4036 | 2017-11-15 | Yes |
| 774-357 | FALL RIVER | 829J | 2012-12-17 | Yes |
| 774-358 | HARWICH | 892D | 2018-02-05 | Yes |
| 774-359 | FRAMINGHAM | 4036 | 2018-04-23 | Yes |
| 774-360 | BROCKTON | 5562 | 2008-07-23 | Yes |
| 774-361 | OSTERVILLE | 6889 | 2012-11-08 | Yes |
| 774-362 | ATTLEBORO | 5562 | 2018-06-06 | Yes |
| 774-363 | SAGAMORE | 6387 | — | Yes |
| 774-364 | HOLDEN | 6387 | 2002-06-18 | Yes |
| 774-365 | FALL RIVER | 6889 | 2007-03-15 | Yes |
| 774-366 | WORCESTER | 892D | 2017-09-12 | Yes |
| 774-367 | ASSONET | 892D | — | Yes |
| 774-368 | HYANNIS | 4036 | 2001-09-27 | Yes |
| 774-369 | MARLBORO | 9102 | 2001-03-20 | Yes |
| 774-370 | W BOYLSTON | 892D | — | Yes |
| 774-371 | SPENCER | 990E | 2010-02-09 | Yes |
| 774-372 | MANSFIELD | 6889 | 2019-09-12 | Yes |
| 774-373 | MIDDLEBORO | 318J | — | Yes |
| 774-374 | MARLBORO | 4018 | 2018-08-02 | Yes |
| 774-375 | FRAMINGHAM | 4036 | 2018-08-28 | Yes |
| 774-376 | CARVER | 7135 | 2018-09-04 | Yes |
| 774-377 | MATTAPOSTT | 892D | — | Yes |
| 774-378 | WRENTHAM | 7135 | 2018-09-21 | Yes |
| 774-379 | FALL RIVER | 5562 | 2018-09-25 | Yes |
| 774-380 | BRIDGEWTR | 6387 | 2018-12-31 | Yes |
| 774-381 | BROCKTON | 5562 | 2010-03-02 | Yes |
| 774-382 | NANTUCKET | 6889 | 2020-02-14 | Yes |
| 774-383 | WELLFLEET | 892D | — | Yes |
| 774-384 | MIDDLEBORO | 6387 | 2019-03-18 | Yes |
| 774-385 | RUTLAND | 990E | 2014-04-30 | Yes |
| 774-386 | WORCESTER | 5562 | 2008-07-24 | Yes |
| 774-387 | BLACKSTONE | 892D | 2016-03-23 | Yes |
| 774-388 | FRAMINGHAM | 829J | 2001-03-27 | Yes |
| 774-389 | WORCESTER | 892D | 2019-05-14 | Yes |
| 774-390 | SOUTHGATE | 990E | 2019-05-16 | Yes |
| 774-391 | WALPOLE | 6387 | 2019-06-18 | Yes |
| 774-392 | FALMOUTH | 6387 | 2002-07-03 | Yes |
| 774-393 | SHREWSBURY | 990E | 2019-06-20 | Yes |
| 774-394 | E DOUGLAS | 7229 | 2016-12-29 | Yes |
| 774-395 | ROCHESTER | 5562 | 2020-07-24 | Yes |
| 774-396 | MILFORD | 829J | 2001-03-20 | Yes |
| 774-397 | STURBRIDGE | 428H | 2019-09-30 | Yes |
| 774-398 | BROCKTON | 428H | 2019-10-02 | Yes |
| 774-399 | WESTBORO | 990E | 2019-05-13 | 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.