Reference Data
Area Code Directory
Area Code 857 — Norton, Boston, Cambridge, Massachusetts

Area Code 857 — Norton, Boston, Cambridge, Massachusetts

Active

Data last updated: March 10, 2026

State
Massachusetts
Country
US
Timezone
America/New_York
Assigned
March 19, 2001
Exchanges (NXX)
780
Carriers
42
Rate Centers
21
Overlay
Yes — 617

Top Carriers

Carrier OCN NXX Count
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 6387 66
OMNIPOINT MIAMI E LICENSE, LLC 6889 61
ONVOY, LLC - MA 892D 42
METROPCS, INC. 5562 25
PAETEC ITEL, LLC 829J 19
NEW CINGULAR WIRELESS PCS, LLC - DC 4036 18
MCIMETRO ACCESS TRANSMISSION SERVICES LLC 7229 13
VERIZON NEW ENGLAND INC. 9102 13
LEVEL 3 COMMUNICATIONS, LLC - MA 4018 11
BANDWIDTH.COM CLEC, LLC - MA 990E 10

Rate Centers

BOSTON WINTHROP JAMAICA PL CAMBRIDGE DORCHESTER BROOKLINE NEWTON SOMERVILLE WATERTOWN ROXBURY QUINCY EASTBOSTON SO BOSTON MILTON BRIGHTON BELMONT CHELSEA HYDE PARK EVERETT CHARLESTN XXXXXXXXXX

Exchange Listings (NXX)

NPA-NXX Carrier Rate Center Type LATA Status
857-200 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-201 METROPCS, INC. WINTHROP Wireless 128 active
857-202 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-203 VERIZON NEW ENGLAND INC. JAMAICA PL Landline 128 active
857-204 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-205 NEW CINGULAR WIRELESS PCS, LLC - DC BOSTON Wireless 128 active
857-206 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-207 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-208 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-209 LEVEL 3 COMMUNICATIONS, LLC - MA CAMBRIDGE Landline 128 active
857-210 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-212 METROPCS, INC. DORCHESTER Wireless 128 active
857-213 PAETEC ITEL, LLC BOSTON VoIP 128 active
857-214 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-215 VERIZON NEW ENGLAND INC. BROOKLINE Landline 128 active
857-216 YMAX COMMUNICATIONS CORP. - MA NEWTON Landline 128 active
857-217 METROPCS, INC. DORCHESTER Wireless 128 active
857-218 VERIZON NEW ENGLAND INC. BROOKLINE Landline 128 active
857-219 ONVOY, LLC - MA NEWTON Landline 128 active
857-220 PAETEC ITEL, LLC DORCHESTER VoIP 128 active
857-221 METROPCS, INC. BOSTON Wireless 128 active
857-222 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-223 PAETEC ITEL, LLC BOSTON VoIP 128 active
857-224 VERIZON NEW ENGLAND INC. BOSTON Landline 128 active
857-225 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BROOKLINE Wireless 128 active
857-226 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS NEWTON VoIP 128 active
857-227 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SOMERVILLE Landline 128 active
857-228 PAETEC ITEL, LLC WATERTOWN VoIP 128 active
857-229 PAETEC ITEL, LLC NEWTON VoIP 128 active
857-230 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-231 METROPCS, INC. NEWTON Wireless 128 active
857-232 ONVOY, LLC - MA NEWTON Landline 128 active
857-233 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-234 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-235 VERIZON NEW ENGLAND INC. CAMBRIDGE Landline 128 active
857-236 METROPCS, INC. BOSTON Wireless 128 active
857-237 METROPCS, INC. BOSTON Wireless 128 active
857-238 VERIZON NEW ENGLAND INC. BOSTON Landline 128 active
857-239 ONVOY, LLC - MA BOSTON Landline 128 active
857-240 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA NEWTON Landline 128 active
857-241 LEVEL 3 COMMUNICATIONS, LLC - MA BOSTON Landline 128 active
857-242 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS CAMBRIDGE VoIP 128 active
857-243 ONVOY, LLC - MA BOSTON Landline 128 active
857-244 BANDWIDTH.COM CLEC, LLC - MA BOSTON VoIP 128 active
857-245 YMAX COMMUNICATIONS CORP. - MA BROOKLINE Landline 128 active
857-246 METROPCS, INC. BOSTON Wireless 128 active
857-247 METROPCS, INC. BOSTON Wireless 128 active
857-248 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-249 METROPCS, INC. BOSTON Wireless 128 active
857-250 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-251 METROPCS, INC. BOSTON Wireless 128 active
857-252 PAETEC ITEL, LLC QUINCY VoIP 128 active
857-253 PAETEC ITEL, LLC CAMBRIDGE VoIP 128 active
857-254 PAETEC ITEL, LLC BOSTON VoIP 128 active
857-255 PAETEC ITEL, LLC NEWTON VoIP 128 active
857-256 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA EASTBOSTON Landline 128 active
857-257 METROPCS, INC. SO BOSTON Wireless 128 active
857-258 METROPCS, INC. BOSTON Wireless 128 active
857-259 NEW CINGULAR WIRELESS PCS, LLC - DC CAMBRIDGE Wireless 128 active
857-260 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-261 METROPCS, INC. BOSTON Wireless 128 active
857-262 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-263 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-264 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-265 NEW CINGULAR WIRELESS PCS, LLC - DC BOSTON Wireless 128 active
857-266 METROPCS, INC. BOSTON Wireless 128 active
857-267 COMCAST IP PHONE, LLC MILTON VoIP 128 active
857-268 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-269 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA ROXBURY Landline 128 active
857-270 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA CAMBRIDGE Wireless 128 active
857-271 ONVOY, LLC - MA DORCHESTER Landline 128 active
857-272 NEW CINGULAR WIRELESS PCS, LLC - DC BOSTON Wireless 128 active
857-273 COMCAST IP PHONE, LLC JAMAICA PL VoIP 128 active
857-274 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-275 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-276 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-277 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-278 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-279 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA NEWTON Wireless 128 active
857-280 ONVOY, LLC - MA BRIGHTON Landline 128 active
857-281 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA QUINCY Wireless 128 active
857-282 VERIZON NEW ENGLAND INC. BOSTON Landline 128 active
857-283 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-284 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-285 PAETEC ITEL, LLC CAMBRIDGE VoIP 128 active
857-286 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-287 METROPCS, INC. BOSTON Wireless 128 active
857-288 MCIMETRO ACCESS TRANSMISSION SERVICES LLC BOSTON Landline 128 active
857-289 ONVOY, LLC - MA BOSTON Landline 128 active
857-290 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA NEWTON Wireless 128 active
857-291 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-292 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-293 PAETEC ITEL, LLC EASTBOSTON VoIP 128 active
857-294 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-295 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-296 LEVEL 3 COMMUNICATIONS, LLC - MA BOSTON Landline 128 active
857-297 COMCAST IP PHONE, LLC NEWTON VoIP 128 active
857-298 ONVOY SPECTRUM, LLC CAMBRIDGE Wireless 128 active
857-299 ONVOY, LLC - MA BELMONT Landline 128 active
857-300 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-301 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-302 AIRUS, INC. - MA BOSTON Landline 128 active
857-303 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-304 TC SYSTEMS, INC. WATERTOWN Landline 128 active
857-305 LEVEL 3 COMMUNICATIONS, LLC - MA BOSTON Landline 128 active
857-306 CENTURYLINK COMMUNICATIONS, LLC BOSTON VoIP 128 active
857-307 VERIZON NEW ENGLAND INC. BROOKLINE Landline 128 active
857-308 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-309 ONVOY, LLC - MA DORCHESTER Landline 128 active
857-310 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-312 METROPCS, INC. BOSTON Wireless 128 active
857-313 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-314 BANDWIDTH.COM CLEC, LLC - MA MILTON VoIP 128 active
857-315 CENTURYLINK COMMUNICATIONS, LLC BOSTON VoIP 128 active
857-316 OMNIPOINT MIAMI E LICENSE, LLC BRIGHTON Wireless 128 active
857-317 CENTURYLINK COMMUNICATIONS, LLC BOSTON VoIP 128 active
857-318 MCIMETRO ACCESS TRANSMISSION SERVICES LLC BOSTON Landline 128 active
857-319 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-320 OMNIPOINT MIAMI E LICENSE, LLC CAMBRIDGE Wireless 128 active
857-321 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-322 COMCAST IP PHONE, LLC EASTBOSTON VoIP 128 active
857-323 VERIZON NEW ENGLAND INC. CHELSEA Landline 128 active
857-324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-325 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA NEWTON Wireless 128 active
857-326 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-327 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-328 VOIP INNOVATIONS, LLC BOSTON VoIP 128 active
857-329 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-330 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-331 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA CAMBRIDGE Wireless 128 active
857-332 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-333 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-334 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-335 CSC WIRELESS, LLC BOSTON Wireless 128 active
857-336 ONVOY, LLC - MA WINTHROP Landline 128 active
857-337 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BROOKLINE Wireless 128 active
857-338 TC SYSTEMS, INC. BOSTON Landline 128 active
857-339 COMMIO, LLC ROXBURY VoIP 128 active
857-340 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-341 BANDWIDTH.COM CLEC, LLC - MA BELMONT VoIP 128 active
857-342 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA HYDE PARK Wireless 128 active
857-343 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-344 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA QUINCY Wireless 128 active
857-345 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA HYDE PARK Wireless 128 active
857-346 TELENGY LLC BOSTON VoIP 128 active
857-347 ADVANCED TELECOM SOLUTIONS, LLC BOSTON VoIP 128 active
857-348 NEW CINGULAR WIRELESS PCS, LLC - DC BOSTON Wireless 128 active
857-349 BANDWIDTH.COM CLEC, LLC - MA WINTHROP VoIP 128 active
857-350 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-351 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-352 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-353 MCIMETRO ACCESS TRANSMISSION SERVICES LLC BOSTON Landline 128 active
857-354 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-355 AIRUS, INC. - MA EVERETT Landline 128 active
857-356 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-357 MEGAPHONE, INC. CAMBRIDGE VoIP 128 active
857-358 NEW CINGULAR WIRELESS PCS, LLC - DC QUINCY Wireless 128 active
857-359 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA QUINCY Wireless 128 active
857-360 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-361 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-362 VERIZON NEW ENGLAND INC. BOSTON Landline 128 active
857-363 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA EVERETT Wireless 128 active
857-364 PAETEC ITEL, LLC BROOKLINE VoIP 128 active
857-365 NUSO, LLC BOSTON VoIP 128 active
857-366 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-367 TC SYSTEMS, INC. WATERTOWN Landline 128 active
857-368 PAETEC ITEL, LLC BOSTON VoIP 128 active
857-369 LEVEL 3 COMMUNICATIONS, LLC - MA BOSTON Landline 128 active
857-370 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-371 ONVOY, LLC - MA WATERTOWN Landline 128 active
857-372 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA QUINCY Wireless 128 active
857-373 PAETEC ITEL, LLC BELMONT VoIP 128 active
857-374 ONVOY, LLC - MA QUINCY Landline 128 active
857-375 ONVOY, LLC - MA DORCHESTER Landline 128 active
857-376 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-377 PAETEC ITEL, LLC BOSTON VoIP 128 active
857-378 VERIZON NEW ENGLAND INC. BOSTON Landline 128 active
857-379 COMMIO, LLC ROXBURY VoIP 128 active
857-380 ONVOY, LLC - MA EASTBOSTON Landline 128 active
857-381 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-382 ONVOY, LLC - MA EASTBOSTON Landline 128 active
857-383 TC SYSTEMS, INC. BOSTON Landline 128 active
857-384 ONVOY, LLC - MA BRIGHTON Landline 128 active
857-385 NEW CINGULAR WIRELESS PCS, LLC - DC DORCHESTER Wireless 128 active
857-386 VERIZON NEW ENGLAND INC. CHELSEA Landline 128 active
857-387 COMCAST IP PHONE, LLC QUINCY VoIP 128 active
857-388 COMMIO, LLC SOMERVILLE VoIP 128 active
857-389 OMNIPOINT MIAMI E LICENSE, LLC CHARLESTN Wireless 128 active
857-390 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-391 OMNIPOINT MIAMI E LICENSE, LLC CHARLESTN Wireless 128 active
857-392 ONVOY, LLC - MA JAMAICA PL Landline 128 active
857-393 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-394 MCIMETRO ACCESS TRANSMISSION SERVICES LLC BELMONT Landline 128 active
857-395 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-396 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-397 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-398 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-399 BANDWIDTH.COM CLEC, LLC - MA ROXBURY VoIP 128 active
857-400 BANDWIDTH.COM CLEC, LLC - MA BOSTON VoIP 128 active
857-401 PAETEC ITEL, LLC SO BOSTON VoIP 128 active
857-402 HD CARRIER LLC EASTBOSTON VoIP 128 active
857-403 PAETEC ITEL, LLC QUINCY VoIP 128 active
857-404 COMCAST IP PHONE, LLC NEWTON VoIP 128 active
857-405 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-406 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-407 NEW CINGULAR WIRELESS PCS, LLC - DC ROXBURY Wireless 128 active
857-408 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-409 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-410 BANDWIDTH.COM CLEC, LLC - MA CHARLESTN VoIP 128 active
857-412 ONVOY, LLC - MA CAMBRIDGE Landline 128 active
857-413 LEVEL 3 COMMUNICATIONS, LLC - MA BOSTON Landline 128 active
857-414 HD CARRIER LLC BRIGHTON VoIP 128 active
857-415 VONAGE AMERICA LLC BOSTON VoIP 128 active
857-416 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS BOSTON VoIP 128 active
857-417 METROPCS, INC. BOSTON Wireless 128 active
857-418 U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS DORCHESTER VoIP 128 active
857-419 NEW CINGULAR WIRELESS PCS, LLC - DC MILTON Wireless 128 active
857-420 ONVOY, LLC - MA CAMBRIDGE Landline 128 active
857-421 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-422 ONVOY, LLC - MA SO BOSTON Landline 128 active
857-423 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-424 NEW CINGULAR WIRELESS PCS, LLC - DC ROXBURY Wireless 128 active
857-425 NEW CINGULAR WIRELESS PCS, LLC - DC BRIGHTON Wireless 128 active
857-426 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-427 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-428 ONVOY, LLC - MA EVERETT Landline 128 active
857-429 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-430 NEW CINGULAR WIRELESS PCS, LLC - DC BOSTON Wireless 128 active
857-431 WAVENATION, LLC BOSTON VoIP 128 active
857-432 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Landline active
857-433 Landline active
857-434 Landline active
857-435 Landline active
857-436 Landline active
857-437 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-438 Landline active
857-439 Landline active
857-440 Landline active
857-441 Landline active
857-442 Landline active
857-443 COMMIO, LLC BOSTON VoIP 128 active
857-444 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA BOSTON Landline 128 active
857-445 NEW CINGULAR WIRELESS PCS, LLC - DC BOSTON Wireless 128 active
857-446 Landline active
857-447 Landline active
857-448 Landline active
857-449 COMCAST IP PHONE, LLC BOSTON VoIP 128 active
857-450 Landline active
857-451 Landline active
857-452 OMNIPOINT MIAMI E LICENSE, LLC CHARLESTN Wireless 128 active
857-453 LEVEL 3 COMMUNICATIONS, LLC - MA BOSTON Landline 128 active
857-454 Landline active
857-455 Landline active
857-456 Landline active
857-457 Landline active
857-458 Landline active
857-459 Landline active
857-460 Landline active
857-461 Landline active
857-462 Landline active
857-463 Landline active
857-464 Landline active
857-465 FRACTEL, LLC BOSTON VoIP 128 active
857-466 TON80 COMMUNICATIONS, LLC HYDE PARK VoIP 128 active
857-467 TON80 COMMUNICATIONS, LLC SOMERVILLE VoIP 128 active
857-468 TON80 COMMUNICATIONS, LLC CHARLESTN VoIP 128 active
857-469 Landline active
857-470 Landline active
857-471 Landline active
857-472 NEW CINGULAR WIRELESS PCS, LLC - DC BOSTON Wireless 128 active
857-473 Landline active
857-474 Landline active
857-475 ONVOY, LLC - MA CHELSEA Landline 128 active
857-476 Landline active
857-477 ONVOY, LLC - MA JAMAICA PL Landline 128 active
857-478 Landline active
857-479 Landline active
857-480 Landline active
857-481 Landline active
857-482 Landline active
857-483 Landline active
857-484 Landline active
857-485 Landline active
857-486 Landline active
857-487 Landline active
857-488 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-489 Landline active
857-490 Landline active
857-491 LIGHTPATH OF NEW ENGLAND BOSTON Landline 128 active
857-492 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-493 Landline active
857-494 Landline active
857-495 Landline active
857-496 COMCAST IP PHONE, LLC SO BOSTON VoIP 128 active
857-497 OMNIPOINT MIAMI E LICENSE, LLC CHARLESTN Wireless 128 active
857-498 NEW CINGULAR WIRELESS PCS, LLC - DC BRIGHTON Wireless 128 active
857-499 NEW CINGULAR WIRELESS PCS, LLC - DC QUINCY Wireless 128 active
857-500 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA CAMBRIDGE Wireless 128 active
857-501 Landline active
857-502 Landline active
857-503 Landline active
857-504 LEVEL 3 COMMUNICATIONS, LLC - MA BOSTON Landline 128 active
857-505 METROPCS, INC. BOSTON Wireless 128 active
857-506 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-507 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-508 Landline active
857-509 Landline active
857-510 Landline active
857-512 Landline active
857-513 Landline active
857-514 Landline active
857-515 Landline active
857-516 Landline active
857-517 Landline active
857-518 Landline active
857-519 Landline active
857-520 ONVOY, LLC - MA HYDE PARK Landline 128 active
857-521 Landline active
857-522 Landline active
857-523 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA SOMERVILLE Wireless 128 active
857-524 MCIMETRO ACCESS TRANSMISSION SERVICES LLC SO BOSTON Landline 128 active
857-525 Landline active
857-526 METROPCS, INC. QUINCY Wireless 128 active
857-527 Landline active
857-528 Landline active
857-529 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA CAMBRIDGE Wireless 128 active
857-530 Landline active
857-531 Landline active
857-532 Landline active
857-533 Landline active
857-534 Landline active
857-535 Landline active
857-536 Landline active
857-537 Landline active
857-538 Landline active
857-539 Landline active
857-540 OMNIPOINT MIAMI E LICENSE, LLC BRIGHTON Wireless 128 active
857-541 Landline active
857-542 Landline active
857-543 Landline active
857-544 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-545 Landline active
857-546 Landline active
857-547 PAETEC ITEL, LLC JAMAICA PL VoIP 128 active
857-548 Landline active
857-549 Landline active
857-550 COMMIO, LLC BELMONT VoIP 128 active
857-551 Landline active
857-552 Landline active
857-553 Landline active
857-556 Landline active
857-557 HD CARRIER LLC BOSTON VoIP 128 active
857-558 Landline active
857-559 MCIMETRO ACCESS TRANSMISSION SERVICES LLC BRIGHTON Landline 128 active
857-560 Landline active
857-561 Landline active
857-562 Landline active
857-563 Landline active
857-564 Landline active
857-565 OMNIPOINT MIAMI E LICENSE, LLC BROOKLINE Wireless 128 active
857-566 Landline active
857-567 ONVOY, LLC - MA DORCHESTER Landline 128 active
857-568 Landline active
857-569 Landline active
857-570 Landline active
857-571 Landline active
857-572 Landline active
857-573 Landline active
857-574 PAETEC ITEL, LLC EASTBOSTON VoIP 128 active
857-575 ONVOY, LLC - MA SOMERVILLE Landline 128 active
857-576 BANDWIDTH.COM CLEC, LLC - MA BROOKLINE VoIP 128 active
857-577 ONVOY, LLC - MA CHARLESTN Landline 128 active
857-578 TWILIO INTERNATIONAL, INC. NEWTON VoIP 128 active
857-579 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-580 Landline active
857-581 Landline active
857-582 Landline active
857-583 Landline active
857-584 Landline active
857-585 Landline active
857-586 Landline active
857-587 HD CARRIER LLC DORCHESTER VoIP 128 active
857-588 MCIMETRO ACCESS TRANSMISSION SERVICES LLC CHARLESTN Landline 128 active
857-589 Landline active
857-590 Landline active
857-591 Landline active
857-592 Landline active
857-593 Landline active
857-594 Landline active
857-595 Landline active
857-596 Landline active
857-597 ONVOY, LLC - MA WINTHROP Landline 128 active
857-598 MCIMETRO ACCESS TRANSMISSION SERVICES LLC MILTON Landline 128 active
857-599 Landline active
857-600 BANDWIDTH.COM CLEC, LLC - MA CAMBRIDGE VoIP 128 active
857-601 Landline active
857-602 Landline active
857-603 Landline active
857-604 Landline active
857-605 OMNIPOINT MIAMI E LICENSE, LLC BRIGHTON Wireless 128 active
857-606 Landline active
857-607 Landline active
857-608 Landline active
857-609 Landline active
857-610 Landline active
857-612 Landline active
857-613 Landline active
857-614 Landline active
857-615 METROPCS, INC. BOSTON Wireless 128 active
857-616 Landline active
857-618 OMNIPOINT MIAMI E LICENSE, LLC BRIGHTON Landline active
857-619 Landline active
857-620 Landline active
857-621 Landline active
857-622 Landline active
857-623 Landline active
857-624 Landline active
857-625 Landline active
857-626 MCIMETRO ACCESS TRANSMISSION SERVICES LLC BELMONT Landline 128 active
857-627 Landline active
857-628 Landline active
857-629 Landline active
857-630 Landline active
857-631 Landline active
857-632 Landline active
857-633 Landline active
857-634 Landline active
857-635 Landline active
857-636 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA NEWTON Wireless 128 active
857-637 Landline active
857-638 Landline active
857-639 TON80 COMMUNICATIONS, LLC CAMBRIDGE VoIP 128 active
857-640 Landline active
857-641 Landline active
857-642 Landline active
857-643 Landline active
857-644 Landline active
857-645 Landline active
857-646 Landline active
857-647 Landline active
857-648 Landline active
857-649 Landline active
857-650 Landline active
857-651 Landline active
857-652 Landline active
857-653 Landline active
857-654 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-655 Landline active
857-656 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-657 Landline active
857-658 Landline active
857-659 Landline active
857-660 Landline active
857-661 Landline active
857-662 Landline active
857-663 ONVOY, LLC - MA DORCHESTER Landline 128 active
857-664 Landline active
857-665 Landline active
857-666 ONVOY, LLC - MA BROOKLINE Landline 128 active
857-667 Landline active
857-668 Landline active
857-669 Landline active
857-670 Landline active
857-671 Landline active
857-672 Landline active
857-673 Landline active
857-674 Landline active
857-675 ONVOY, LLC - MA ROXBURY Landline 128 active
857-676 Landline active
857-677 Landline active
857-678 ONVOY, LLC - MA BELMONT Landline 128 active
857-679 Landline active
857-680 Landline active
857-681 Landline active
857-682 Landline active
857-683 Landline active
857-684 Landline active
857-685 Landline active
857-686 Landline active
857-687 Landline active
857-688 FRACTEL, LLC DORCHESTER VoIP 128 active
857-689 Landline active
857-690 Landline active
857-691 Landline active
857-692 Landline active
857-693 TON80 COMMUNICATIONS, LLC ROXBURY VoIP 128 active
857-694 Landline active
857-695 Landline active
857-696 Landline active
857-697 Landline active
857-698 Landline active
857-699 Landline active
857-701 OMNIPOINT MIAMI E LICENSE, LLC ROXBURY Wireless 128 active
857-702 NUSO, LLC BOSTON Wireless 128 active
857-703 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA HYDE PARK Wireless 128 active
857-704 Landline active
857-705 Landline active
857-706 LEVEL 3 COMMUNICATIONS, LLC - MA CAMBRIDGE Landline 128 active
857-707 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BROOKLINE Wireless 128 active
857-708 Landline active
857-709 Landline active
857-710 Landline active
857-712 Landline active
857-713 Landline active
857-714 Landline active
857-715 Landline active
857-716 Landline active
857-717 Landline active
857-718 Landline active
857-719 METROPCS, INC. JAMAICA PL Wireless 128 active
857-720 Landline active
857-721 Landline active
857-722 Landline active
857-723 Landline active
857-724 Landline active
857-725 Landline active
857-726 Landline active
857-727 Landline active
857-728 MCIMETRO ACCESS TRANSMISSION SERVICES LLC JAMAICA PL Landline 128 active
857-729 Landline active
857-730 Landline active
857-731 Landline active
857-732 Landline active
857-733 Landline active
857-734 Landline active
857-735 Landline active
857-736 Landline active
857-737 TON80 COMMUNICATIONS, LLC WATERTOWN VoIP 128 active
857-738 Landline active
857-739 Landline active
857-740 Landline active
857-741 Landline active
857-742 Landline active
857-743 Landline active
857-744 Landline active
857-745 Landline active
857-746 TON80 COMMUNICATIONS, LLC BROOKLINE VoIP 128 active
857-747 Landline active
857-748 Landline active
857-749 Landline active
857-750 Landline active
857-751 Landline active
857-752 Landline active
857-753 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-754 ONVOY, LLC - MA QUINCY Landline 128 active
857-755 FRACTEL, LLC QUINCY VoIP 128 active
857-756 METROPOLITAN TELECOMMUNICATIONS OF MASS DBA METTEL CAMBRIDGE Landline 128 active
857-757 THE VOICE APPLICATION NETWORK, LLC CAMBRIDGE VoIP 128 active
857-758 FRACTEL, LLC BOSTON VoIP 128 active
857-759 Landline active
857-760 BANDWIDTH.COM CLEC, LLC - MA WATERTOWN VoIP 128 active
857-761 Landline active
857-762 METROPCS, INC. BOSTON Wireless 128 active
857-763 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-764 Landline active
857-765 Landline active
857-766 FRACTEL, LLC SO BOSTON VoIP 128 active
857-767 TON80 COMMUNICATIONS, LLC BOSTON VoIP 128 active
857-768 Landline active
857-769 Landline active
857-770 INTRADO COMMUNICATIONS, LLC BOSTON Landline 128 active
857-771 Landline active
857-772 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA BOSTON Wireless 128 active
857-773 METROPCS, INC. JAMAICA PL Wireless 128 active
857-774 Landline active
857-775 Landline active
857-776 LEVEL 3 COMMUNICATIONS, LLC - MA CHELSEA Landline 128 active
857-777 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA CAMBRIDGE Landline 128 active
857-778 Landline active
857-779 Landline active
857-780 Landline active
857-781 Landline active
857-782 Landline active
857-783 Landline active
857-784 Landline active
857-785 Landline active
857-786 Landline active
857-787 Landline active
857-788 SKYE TELECOM LLC DBA SKYETEL BOSTON VoIP 128 active
857-789 Landline active
857-790 Landline active
857-791 Landline active
857-792 Landline active
857-793 Landline active
857-794 Landline active
857-795 Landline active
857-796 Landline active
857-797 Landline active
857-798 Landline active
857-799 HD CARRIER LLC CAMBRIDGE VoIP 128 active
857-800 ONVOY, LLC - MA BOSTON Landline 128 active
857-801 Landline active
857-802 Landline active
857-803 Landline active
857-804 Landline active
857-805 Landline active
857-806 Landline active
857-807 Landline active
857-808 Landline active
857-809 Landline active
857-810 ONVOY, LLC - MA BOSTON Landline 128 active
857-812 Landline active
857-813 Landline active
857-814 VERIZON NEW ENGLAND INC. XXXXXXXXXX Landline 999 active
857-815 Landline active
857-816 MCIMETRO ACCESS TRANSMISSION SERVICES LLC WINTHROP Landline 128 active
857-817 Landline active
857-818 Landline active
857-819 Landline active
857-820 Landline active
857-821 Landline active
857-822 ONVOY SPECTRUM, LLC SOMERVILLE Wireless 128 active
857-823 Landline active
857-824 Landline active
857-825 Landline active
857-826 Landline active
857-827 Landline active
857-828 Landline active
857-829 OMNIPOINT MIAMI E LICENSE, LLC CAMBRIDGE Wireless 128 active
857-830 Landline active
857-831 Landline active
857-832 TON80 COMMUNICATIONS, LLC BRIGHTON VoIP 128 active
857-833 ONVOY SPECTRUM, LLC WINTHROP Wireless 128 active
857-834 Landline active
857-835 Landline active
857-836 Landline active
857-837 ONVOY, LLC - MA CHARLESTN Landline 128 active
857-838 Landline active
857-839 Landline active
857-840 Landline active
857-841 Landline active
857-842 Landline active
857-843 Landline active
857-844 Landline active
857-845 Landline active
857-846 Landline active
857-847 ONVOY SPECTRUM, LLC DORCHESTER Wireless 128 active
857-848 Landline active
857-849 Landline active
857-850 Landline active
857-851 Landline active
857-852 Landline active
857-853 Landline active
857-854 Landline active
857-855 ONVOY, LLC - MA BOSTON Landline 128 active
857-856 ONVOY, LLC - MA CAMBRIDGE Landline 128 active
857-857 ONVOY SPECTRUM, LLC NEWTON Wireless 128 active
857-858 ONVOY, LLC - MA NEWTON Landline 128 active
857-859 Landline active
857-860 Landline active
857-861 Landline active
857-862 Landline active
857-863 Landline active
857-864 Landline active
857-865 Landline active
857-866 Landline active
857-867 ONVOY SPECTRUM, LLC BROOKLINE Wireless 128 active
857-868 Landline active
857-869 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-870 Landline active
857-871 Landline active
857-872 Landline active
857-873 Landline active
857-874 Landline active
857-875 Landline active
857-876 Landline active
857-877 ONVOY, LLC - MA BRIGHTON Landline 128 active
857-878 Landline active
857-879 Landline active
857-880 BARR TELL USA, INC. - MA BOSTON Landline 128 active
857-881 Landline active
857-882 Landline active
857-883 Landline active
857-884 Landline active
857-885 Landline active
857-886 Landline active
857-887 ONVOY SPECTRUM, LLC JAMAICA PL Wireless 128 active
857-888 METROPCS, INC. EVERETT Wireless 128 active
857-889 Landline active
857-890 Landline active
857-891 OMNIPOINT MIAMI E LICENSE, LLC BOSTON Wireless 128 active
857-892 Landline active
857-893 Landline active
857-894 Landline active
857-895 RCLEC, INC. BOSTON VoIP 128 active
857-896 Landline active
857-897 Landline active
857-898 Landline active
857-899 Landline active
857-901 Landline active
857-902 Landline active
857-903 Landline active
857-904 Landline active
857-905 Landline active
857-906 Landline active
857-907 Landline active
857-908 Landline active
857-909 Landline active
857-910 Landline active
857-912 Landline active
857-913 Landline active
857-914 Landline active
857-915 Landline active
857-916 Landline active
857-917 Landline active
857-918 Landline active
857-919 OMNIPOINT MIAMI E LICENSE, LLC BRIGHTON Wireless 128 active
857-921 Landline active
857-922 Landline active
857-923 Landline active
857-924 Landline active
857-925 Landline active
857-926 Landline active
857-927 Landline active
857-928 OMNIPOINT MIAMI E LICENSE, LLC CAMBRIDGE Wireless 128 active
857-929 Landline active
857-930 RCLEC, INC. BOSTON VoIP 128 active
857-932 Landline active
857-933 Landline active
857-934 Landline active
857-935 Landline active
857-936 Landline active
857-937 Landline active
857-938 Landline active
857-939 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA QUINCY Wireless 128 active
857-941 Landline active
857-942 Landline active
857-943 Landline active
857-944 NEW CINGULAR WIRELESS PCS, LLC - DC BOSTON Wireless 128 active
857-945 Landline active
857-946 Landline active
857-947 Landline active
857-948 Landline active
857-949 Landline active
857-951 Landline active
857-952 Landline active
857-953 Landline active
857-954 Landline active
857-955 Landline active
857-956 Landline active
857-957 WIDE VOICE, LLC - MA BOSTON Landline 128 active
857-960 Landline active
857-961 OMNIPOINT MIAMI E LICENSE, LLC BRIGHTON Wireless 128 active
857-962 Landline active
857-963 Landline active
857-964 Landline active
857-965 Landline active
857-966 Landline active
857-967 Landline active
857-968 Landline active
857-969 Landline active
857-970 Landline active
857-971 ONVOY, LLC - MA CHARLESTN Landline 128 active
857-972 LEVEL 3 COMMUNICATIONS, LLC - MA BOSTON Landline 128 active
857-973 Landline active
857-974 Landline active
857-975 Landline active
857-977 Landline active
857-978 Landline active
857-979 Landline active
857-980 Landline active
857-981 Landline active
857-982 Landline active
857-983 Landline active
857-984 Landline active
857-985 Landline active
857-986 Landline active
857-987 Landline active
857-988 Landline active
857-989 NEW CINGULAR WIRELESS PCS, LLC - DC NEWTON Wireless 128 active
857-990 EVOLVE CELLULAR, INC. BOSTON Wireless 128 active
857-991 COMCAST IP PHONE, LLC BOSTON VoIP 128 active
857-992 Landline active
857-993 Landline active
857-994 BOOST SUBSCRIBERCO L.L.C. NEWTON Wireless 128 active
857-995 ONVOY, LLC - MA SOMERVILLE Landline 128 active
857-996 MCIMETRO ACCESS TRANSMISSION SERVICES LLC BOSTON Landline 128 active
857-997 HD CARRIER LLC SOMERVILLE VoIP 128 active
857-998 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA CAMBRIDGE Wireless 128 active
857-999 PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA CAMBRIDGE Landline 128 active

Area code 857 shares its geographic region with the following overlay area codes:

617