← Area code 617

All assignees

800 prefixes in 617 · initial assignments from the NANPA CO code file, 09/17/2026

Prefixes held by all assignees in area code 617
NPA-NXXRate centerOCNAssignedPooled
617-400 ROXBURY 6083
617-401 CAMBRIDGE 4018 Yes
617-402 WATERTOWN 268F Yes
617-403 BRIGHTON 9748
617-404 QUINCY 892D 2017-12-28 Yes
617-405 QUINCY 7229 Yes
617-406 BOSTON 7135 Yes
617-407 BOSTON 6889
617-408 HYDE PARK 9102 Yes
617-409 CHELSEA 829J 2001-02-16 Yes
617-410 EVERETT 829J 2001-02-16 Yes
617-411 XXXXXXXXXX MULT
617-412 BOSTON 6889 2005-04-11 Yes
617-413 BOSTON 6387
617-414 BOSTON 9102
617-415 BRIGHTON 7229 Yes
617-416 BOSTON 4036 2001-02-16
617-417 CAMBRIDGE 4036 2001-02-16 Yes
617-418 EASTBOSTON 7229 Yes
617-419 BOSTON 990E 2009-10-16 Yes
617-420 EVERETT 7229 Yes
617-421 BOSTON 9102
617-422 BOSTON 9102 Yes
617-423 BOSTON 9102
617-424 BOSTON 9102
617-425 BOSTON 9102
617-426 BOSTON 9102
617-427 ROXBURY 9102
617-428 BOSTON 9102
617-429 BOSTON 6387
617-430 CAMBRIDGE 990E Yes
617-431 NEWTON 7135 Yes
617-432 BROOKLINE 9102
617-433 MILTON 7135 Yes
617-434 BOSTON 9102
617-435 JAMAICA PL 4036
617-436 DORCHESTER 9102
617-437 BOSTON 9102
617-438 BOSTON 5562 Yes
617-439 BOSTON 9102
617-440 SOMERVILLE 829J Yes
617-441 CAMBRIDGE 9102
617-442 ROXBURY 9102
617-443 BOSTON 9102
617-444 CAMBRIDGE 9102 Yes
617-445 ROXBURY 9102
617-446 DORCHESTER 7229 Yes
617-447 BOSTON 6387 2004-06-11 Yes
617-448 BOSTON 6387
617-449 BOSTON 7229 Yes
617-450 BOSTON 9102
617-451 BOSTON 9102
617-452 CAMBRIDGE 9102
617-453 CAMBRIDGE 990E Yes
617-454 NEWTON 7135 Yes
617-455 EASTBOSTON 829J Yes
617-456 BOSTON 829J
617-457 BOSTON 9102 Yes
617-458 WATERTOWN 5562 2002-07-31 Yes
617-459 BOSTON 6889 2004-11-23 Yes
617-460 CAMBRIDGE 4036 Yes
617-461 CHELSEA 5562 Yes
617-462 DEDHAM 4036
617-463 SO BOSTON 9102 Yes
617-464 SO BOSTON 9102 Yes
617-465 CAMBRIDGE 990E Yes
617-466 CHELSEA 318J Yes
617-467 NEWTON 829J Yes
617-468 CAMBRIDGE 990E Yes
617-469 JAMAICA PL 9102
617-470 BOSTON 4036
617-471 QUINCY 9102
617-472 QUINCY 9102
617-473 NEWTON 9102
617-474 DORCHESTER 9102 Yes
617-475 CAMBRIDGE 7229 Yes
617-476 BOSTON 7135
617-477 JAMAICA PL 7229 2001-12-06 Yes
617-478 BOSTON 9102
617-479 QUINCY 9102
617-480 BOSTON 4036
617-481 QUINCY 318J Yes
617-482 BOSTON 9102
617-483 QUINCY 9102 Yes
617-484 BELMONT 9102
617-485 NEWTON 892D Yes
617-486 BELMONT 9102
617-487 BROOKLINE 7135 Yes
617-488 BOSTON 7135 Yes
617-489 BELMONT 9102
617-490 BOSTON 9102 Yes
617-491 CAMBRIDGE 9102
617-492 CAMBRIDGE 9102
617-493 CAMBRIDGE 9102
617-494 CAMBRIDGE 9102
617-495 CAMBRIDGE 9102
617-496 CAMBRIDGE 9102
617-497 CAMBRIDGE 9102
617-498 CAMBRIDGE 9102
617-499 CAMBRIDGE 9102

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.