Information for Area Code: 781-xxx-xxxx - MA - MASSACHUSETTS

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Information about Area Code 781

Area code 781
All Massachusetts area codes
All Massachusetts area codes
Location
Location of area code 781
Location of area code 781
Statistics
Created 1997
LATA Code 128
Overlays Area code 339
Major Cities Melrose
Malden
Norwood
Waltham
Woburn
Regions Eastcentral Mass.
the South Shore
Suburbs along Route 128
Time zone Eastern (UTC-5)
Summer (DST) Eastern (UTC-4)

Under the North American Numbering Plan for telephone area codes, area code 781 covers suburban Boston, Massachusetts. In particular, it covers Winchester, Melrose, Saugus, Revere, Malden, Burlington, Norwood, Waltham, Woburn, Medford, Lexington and other Boston suburbs along Route 128. It overlays with area code 339. Area code 781 was created in 1997 by a split from area code 617.

See also

Retrieved from "http://en.wikipedia.org/wiki/Area_code_781"

Exchanges for Area Code 781-xxx-xxxx:

Exchange 781-200
-

Exchange 781-201
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-202
BOSTON - ACC NATIONAL TELECOM CORPORATION - MA

Exchange 781-203
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-204
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-205
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-207
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-208
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-209
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-210
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-211
-

Exchange 781-212
- NEP, LLC

Exchange 781-213
WAKEFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-214
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-215
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-216
BOSTON - ACC NATIONAL TELECOM CORPORATION - MA

Exchange 781-217
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-218
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-219
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-220
- VERIZON NEW ENGLAND INC.

Exchange 781-221
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-222
Bedford - RNK, INC.

Exchange 781-223
WEST ROXBURY - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-224
WAKEFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-226
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-228
Cambridge - AT&T LOCAL

Exchange 781-229
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-230
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-231
SAUGUS - VERIZON NEW ENGLAND INC.

Exchange 781-232
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-233
SAUGUS - VERIZON NEW ENGLAND INC.

Exchange 781-234
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-235
WELLESLEY - VERIZON NEW ENGLAND INC.

Exchange 781-236
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-237
WELLESLEY - VERIZON NEW ENGLAND INC.

Exchange 781-238
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-239
WELLESLEY - VERIZON NEW ENGLAND INC.

Exchange 781-240
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-241
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-242
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-243
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-244
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-245
WAKEFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-246
WAKEFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-247
- PAETEC COMMUNICATIONS, INC.

Exchange 781-248
North Billerica - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-249
WALTHAM - SPRINGWICH CELLULAR LIMITED PARTNERSHIP - MA

Exchange 781-250
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-251
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-252
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-253
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-254
North Billerica - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-255
NORWOOD - VERIZON NEW ENGLAND INC.

Exchange 781-256
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-257
ACTON - MCIMETRO, ATS, INC.

Exchange 781-258
North Billerica - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-259
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-260
-

Exchange 781-261
ROCKLAND - VERIZON NEW ENGLAND INC.

Exchange 781-262
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-263
WELLESLEY - VERIZON NEW ENGLAND INC.

Exchange 781-264
WEST ROXBURY - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-265
FRAMINGHAM - AT&T LOCAL

Exchange 781-266
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-267
CAMBRIDGE - OMNIPOINT COMMUNICATIONS MB OPERATIONS, LLC

Exchange 781-268
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-269
S BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-270
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-271
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-272
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-273
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-274
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-275
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-276
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-278
NORWOOD - VERIZON NEW ENGLAND INC.

Exchange 781-279
WAKEFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-280
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-281
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-282
READING - VERIZON NEW ENGLAND INC.

Exchange 781-283
WELLESLEY - VERIZON NEW ENGLAND INC.

Exchange 781-284
REVERE - VERIZON NEW ENGLAND INC.

Exchange 781-285
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-286
REVERE - VERIZON NEW ENGLAND INC.

Exchange 781-287
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-288
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-289
REVERE - VERIZON NEW ENGLAND INC.

Exchange 781-290
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-291
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-292
NEEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-293
BRYANTVILLE - VERIZON NEW ENGLAND INC.

Exchange 781-294
BRYANTVILLE - VERIZON NEW ENGLAND INC.

Exchange 781-295
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-296
WALTHAM - SBC TELECOM, INC. - MA

Exchange 781-297
STOUGHTON - VERIZON NEW ENGLAND INC.

Exchange 781-298
Cambridge - AT&T LOCAL

Exchange 781-299
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-300
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-301
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-302
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-303
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-304
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-305
WALTHAM - SBC TELECOM, INC. - MA

Exchange 781-306
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-307
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-308
- OMNIPOINT COMMUNICATIONS MB OPERATIONS, LLC

Exchange 781-309
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-311
-

Exchange 781-312
Bedford - RNK, INC.

Exchange 781-313
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-314
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-315
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-316
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-317
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-318
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-319
MARSHFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-320
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-321
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-322
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-323
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-324
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-325
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-326
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-327
Bedford - RNK, INC.

Exchange 781-328
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-329
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-330
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-331
WEYMOUTH - VERIZON NEW ENGLAND INC.

Exchange 781-332
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-333
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-334
LYNNFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-335
WEYMOUTH - VERIZON NEW ENGLAND INC.

Exchange 781-336
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-337
WEYMOUTH - VERIZON NEW ENGLAND INC.

Exchange 781-338
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-339
-

Exchange 781-340
WEYMOUTH - VERIZON NEW ENGLAND INC.

Exchange 781-341
STOUGHTON - VERIZON NEW ENGLAND INC.

Exchange 781-342
LYNNFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-343
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-344
STOUGHTON - VERIZON NEW ENGLAND INC.

Exchange 781-345
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-346
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-347
ACTON - MCIMETRO, ATS, INC.

Exchange 781-348
BRAINTREE - VERIZON NEW ENGLAND INC.

Exchange 781-349
Worcester - LIGHTSHIP TELECOM, LLC

Exchange 781-350
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-351
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-352
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-353
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-354
- OMNIPOINT COMMUNICATIONS MB OPERATIONS, LLC

Exchange 781-355
Cambridge - AT&T LOCAL

Exchange 781-356
BRAINTREE - VERIZON NEW ENGLAND INC.

Exchange 781-357
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-358
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-359
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-360
Franklin - NORFOLK COUNTY INTERNET, INC.

Exchange 781-361
S BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-362
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-363
Cambridge - OMNIPOINT COMMUNICATIONS MB OPERATIONS, LLC

Exchange 781-364
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-365
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-366
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-367
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-368
WINCHESTER - VERIZON NEW ENGLAND INC.

Exchange 781-369
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-370
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-371
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-372
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-373
- COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-374
Cambridge - AT&T LOCAL

Exchange 781-375
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-376
WINCHESTER - VERIZON NEW ENGLAND INC.

Exchange 781-377
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-378
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-380
BRAINTREE - VERIZON NEW ENGLAND INC.

Exchange 781-381
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-382
Bedford - RNK, INC.

Exchange 781-383
HINGHAM - VERIZON NEW ENGLAND INC.

Exchange 781-384
Bedford - RNK, INC.

Exchange 781-385
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-386
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-387
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-388
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-389
- NEXTEL COMMUNICATIONS

Exchange 781-390
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-391
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-392
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-393
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-394
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-395
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-396
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-397
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-398
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-399
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-400
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-401
CANTON - VERIZON NEW ENGLAND INC.

Exchange 781-402
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-404
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-405
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-406
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-407
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-408
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-409
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-410
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-411
-

Exchange 781-412
- MCIMETRO, ATS, INC.

Exchange 781-413
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-414
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-415
Franklin - NORFOLK COUNTY INTERNET, INC.

Exchange 781-416
WELLESLEY - VERIZON NEW ENGLAND INC.

Exchange 781-417
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-418
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-419
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-420
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-421
Cambridge - AT&T LOCAL

Exchange 781-422
KINGSTON - VERIZON NEW ENGLAND INC.

Exchange 781-423
FRAMINGHAM - AT&T LOCAL

Exchange 781-424
WEST ROXBURY - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-425
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-426
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-428
BROCKTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-429
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-430
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-431
WELLESLEY - VERIZON NEW ENGLAND INC.

Exchange 781-432
Franklin - NORFOLK COUNTY INTERNET, INC.

Exchange 781-433
NEEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-434
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-435
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-436
Cambridge - AT&T LOCAL

Exchange 781-437
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-438
WAKEFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-439
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-440
NORWOOD - VERIZON NEW ENGLAND INC.

Exchange 781-441
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-442
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-443
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-444
NEEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-446
WELLESLEY - VERIZON NEW ENGLAND INC.

Exchange 781-447
WHITMAN - VERIZON NEW ENGLAND INC.

Exchange 781-448
S BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-449
NEEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-450
-

Exchange 781-451
Cambridge - AT&T LOCAL

Exchange 781-452
Bedford - RNK, INC.

Exchange 781-453
NEEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-454
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-455
NEEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-456
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-457
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-458
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-459
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-460
WINCHESTER - VERIZON NEW ENGLAND INC.

Exchange 781-461
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-462
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-463
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-464
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-465
CHARLESTOWN - BROADVIEW NETWORKS, INC. - MA

Exchange 781-466
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-467
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-470
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-471
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-472
FRAMINGHAM - AT&T LOCAL

Exchange 781-473
RANDOLPH - VERIZON NEW ENGLAND INC.

Exchange 781-474
Bedford - RNK, INC.

Exchange 781-475
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-476
FRAMINGHAM - AT&T LOCAL

Exchange 781-477
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-478
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-479
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-480
ACTON - MCIMETRO, ATS, INC.

Exchange 781-481
WAKEFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-482
Cambridge - AT&T LOCAL

Exchange 781-483
ARLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-484
Bedford - RNK, INC.

Exchange 781-485
REVERE - VERIZON NEW ENGLAND INC.

Exchange 781-486
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-487
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-488
ARLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-489
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-491
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-492
- OMNIPOINT COMMUNICATIONS MB OPERATIONS, LLC

Exchange 781-493
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-494
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-495
NEEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-496
ACTON - MCIMETRO, ATS, INC.

Exchange 781-497
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-498
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-499
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-500
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-501
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-502
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-503
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-504
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-505
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-506
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-507
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-508
-

Exchange 781-509
READING - VERIZON NEW ENGLAND INC.

Exchange 781-510
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-511
-

Exchange 781-512
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-513
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-514
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-515
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-516
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-517
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-518
WALTHAM - SBC TELECOM, INC. - MA

Exchange 781-519
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-520
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-521
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-522
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-523
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-524
- RNK, INC.

Exchange 781-525
Woburn - METROCALL

Exchange 781-526
- OMNIPOINT COMMUNICATIONS MB OPERATIONS, LLC

Exchange 781-527
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-528
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-529
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-530
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-532
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-533
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-534
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-535
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-536
WORCESTER - AT&T LOCAL

Exchange 781-537
Cambridge - AT&T LOCAL

Exchange 781-538
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-539
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-540
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-541
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-543
Franklin - NORFOLK COUNTY INTERNET, INC.

Exchange 781-544
SCITUATE - VERIZON NEW ENGLAND INC.

Exchange 781-545
SCITUATE - VERIZON NEW ENGLAND INC.

Exchange 781-546
BROCKTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-547
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-548
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-549
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-550
-

Exchange 781-551
NORWOOD - VERIZON NEW ENGLAND INC.

Exchange 781-552
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-553
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-554
-

Exchange 781-555
Cambridge - VERIZON NEW ENGLAND INC.

Exchange 781-556
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-557
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-558
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-559
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-560
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-561
Bedford - RNK, INC.

Exchange 781-562
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-564
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-565
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-566
Bedford - RNK, INC.

Exchange 781-567
WAKEFIELD - VERIZON NEW ENGLAND INC.

Exchange 781-568
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-569
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-570
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-571
WALPOLE - SPRINT SPECTRUM L.P.

Exchange 781-572
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-573
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-574
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-575
CANTON - VERIZON NEW ENGLAND INC.

Exchange 781-576
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-577
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-578
Franklin - NORFOLK COUNTY INTERNET, INC.

Exchange 781-580
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-581
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-582
KINGSTON - VERIZON NEW ENGLAND INC.

Exchange 781-583
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-584
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-585
KINGSTON - VERIZON NEW ENGLAND INC.

Exchange 781-586
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-587
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-588
Fairhaven - OMNIPOINT COMMUNICATIONS MB OPERATIONS, LLC

Exchange 781-589
Mansfield - NEXTEL COMMUNICATIONS

Exchange 781-590
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-591
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-592
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-593
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-594
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-595
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-596
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-597
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-598
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-599
LYNN - VERIZON NEW ENGLAND INC.

Exchange 781-601
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-602
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-603
Boston - NEXTEL COMMUNICATIONS

Exchange 781-604
Bedford - RNK, INC.

Exchange 781-605
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-606
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-607
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-608
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-609
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-610
BROCKTON - CTC COMMUNICATIONS- MA

Exchange 781-611
-

Exchange 781-612
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-613
Bedford - RNK, INC.

Exchange 781-614
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-615
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-616
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-617
-

Exchange 781-618
WHITMAN - VERIZON NEW ENGLAND INC.

Exchange 781-619
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-620
LOWELL - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-621
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-622
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-623
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-624
WEYMOUTH -

Exchange 781-625
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-626
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-627
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-628
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-629
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-630
BROCKTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-631
MARBLEHEAD - VERIZON NEW ENGLAND INC.

Exchange 781-632
- OMNIPOINT COMMUNICATIONS MB OPERATIONS, LLC

Exchange 781-633
CANTON -

Exchange 781-634
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-635
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-636
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-637
Franklin - NORFOLK COUNTY INTERNET, INC.

Exchange 781-638
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-639
MARBLEHEAD - VERIZON NEW ENGLAND INC.

Exchange 781-640
- AT&T WIRELESS SERVICES, INC.

Exchange 781-641
ARLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-642
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-643
ARLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-644
CHARLESTOWN - BROADVIEW NETWORKS, INC. - MA

Exchange 781-645
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-646
ARLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-647
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-648
ARLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-649
READING - VERIZON NEW ENGLAND INC.

Exchange 781-651
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-652
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-653
WALTHAM - SBC TELECOM, INC. - MA

Exchange 781-654
Bedford - RNK, INC.

Exchange 781-655
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-656
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-657
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-658
ACTON - MCIMETRO, ATS, INC.

Exchange 781-659
NORWELL - VERIZON NEW ENGLAND INC.

Exchange 781-661
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-662
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-663
CAMBRIDGE - MCI WORLDCOM COMMUNICATIONS, INC. - MA

Exchange 781-664
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-665
MALDEN - VERIZON NEW ENGLAND INC.

Exchange 781-667
Bedford - RNK, INC.

Exchange 781-668
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-669
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-670
READING - VERIZON NEW ENGLAND INC.

Exchange 781-671
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-672
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-673
READING - VERIZON NEW ENGLAND INC.

Exchange 781-674
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-676
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-677
READING - VERIZON NEW ENGLAND INC.

Exchange 781-678
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-679
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-680
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-681
ROCKLAND - VERIZON NEW ENGLAND INC.

Exchange 781-682
WEYMOUTH - VERIZON NEW ENGLAND INC.

Exchange 781-683
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-684
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-685
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-686
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-687
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-688
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-689
Bedford - RNK, INC.

Exchange 781-690
Dedham - SPRINGWICH CELLULAR LIMITED PARTNERSHIP - MA

Exchange 781-691
Bedford - RNK, INC.

Exchange 781-693
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-694
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-695
Bedford - RNK, INC.

Exchange 781-696
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-697
CAMBRIDGE - MCI WORLDCOM COMMUNICATIONS, INC. - MA

Exchange 781-698
CAMBRIDGE - MCI WORLDCOM COMMUNICATIONS, INC. - MA

Exchange 781-699
WALTHAM -

Exchange 781-700
-

Exchange 781-702
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-704
WOBURN - SPRINT SPECTRUM L.P.

Exchange 781-705
Bedford - RNK, INC.

Exchange 781-706
Boston - NEXTEL COMMUNICATIONS

Exchange 781-707
Cambridge - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-708
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-709
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-710
North Billerica - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-711
-

Exchange 781-712
BOSTON - ALLEGIANCE TELECOM, INC. - MA

Exchange 781-713
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-714
-

Exchange 781-715
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-716
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-717
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-718
North Billerica - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-719
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-720
WOBURN - SBC TELECOM, INC. - MA

Exchange 781-721
WINCHESTER - VERIZON NEW ENGLAND INC.

Exchange 781-722
CHARLESTOWN - BROADVIEW NETWORKS, INC. - MA

Exchange 781-723
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-724
Dedham - SPRINGWICH CELLULAR LIMITED PARTNERSHIP - MA

Exchange 781-725
Bedford - RNK, INC.

Exchange 781-726
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-727
Boston - NEXTEL COMMUNICATIONS

Exchange 781-728
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-729
WINCHESTER - VERIZON NEW ENGLAND INC.

Exchange 781-730
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-731
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-733
WEST ROXBURY -

Exchange 781-734
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-735
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-736
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-737
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-738
Bolton - AT&T WIRELESS SERVICES, INC.

Exchange 781-739
Bedford - RNK, INC.

Exchange 781-740
HINGHAM - VERIZON NEW ENGLAND INC.

Exchange 781-741
HINGHAM - VERIZON NEW ENGLAND INC.

Exchange 781-742
BOSTON - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-743
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-744
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-746
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-748
LEXINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-749
HINGHAM - VERIZON NEW ENGLAND INC.

Exchange 781-750
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-751
DEDHAM - VERIZON NEW ENGLAND INC.

Exchange 781-752
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-753
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-754
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-756
WINCHESTER - VERIZON NEW ENGLAND INC.

Exchange 781-757
BURLINGTON - VERIZON NEW ENGLAND INC.

Exchange 781-758
READING - VERIZON NEW ENGLAND INC.

Exchange 781-759
WINCHESTER - VERIZON NEW ENGLAND INC.

Exchange 781-760
Boston - NEXTEL COMMUNICATIONS

Exchange 781-761
BOSTON - PAETEC COMMUNICATIONS, INC.

Exchange 781-762
NORWOOD - VERIZON NEW ENGLAND INC.

Exchange 781-763
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-764
READING - VERIZON NEW ENGLAND INC.

Exchange 781-765
READING - VERIZON NEW ENGLAND INC.

Exchange 781-766
BEDFORD - VERIZON NEW ENGLAND INC.

Exchange 781-767
RANDOLPH - VERIZON NEW ENGLAND INC.

Exchange 781-768
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-769
NORWOOD - VERIZON NEW ENGLAND INC.

Exchange 781-770
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-771
North Billerica - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-772
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-773
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-774
CANTON - VERIZON NEW ENGLAND INC.

Exchange 781-775
WALTHAM - SPRINGWICH CELLULAR LIMITED PARTNERSHIP - MA

Exchange 781-776
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-777
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-778
CAMBRIDGE - MCI WORLDCOM COMMUNICATIONS, INC. - MA

Exchange 781-779
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-780
CAMBRIDGE - LEVEL 3 COMMUNICATIONS, LLC - MA

Exchange 781-781
-

Exchange 781-782
Cambridge - XO MASSACHUSETTS, INC.

Exchange 781-783
Worcester - CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC

Exchange 781-784
SHARON - VERIZON NEW ENGLAND INC.

Exchange 781-785
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-786
Bedford - RNK, INC.

Exchange 781-787
Bedford - RNK, INC.

Exchange 781-788
WALTHAM - VERIZON NEW ENGLAND INC.

Exchange 781-789
WEST ROXBURY - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-790
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-791
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-792
ROCKLAND - VERIZON NEW ENGLAND INC.

Exchange 781-793
SHARON - VERIZON NEW ENGLAND INC.

Exchange 781-794
BRAINTREE - VERIZON NEW ENGLAND INC.

Exchange 781-795
BOSTON - GLOBAL CROSSING LOCAL SERVICES, INC.-MA

Exchange 781-796
BRAINTREE - VERIZON NEW ENGLAND INC.

Exchange 781-799
North Billerica - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-801
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-802
-

Exchange 781-803
BOSTON - MCIMETRO, ATS, INC.

Exchange 781-804
BROCKTON - CTC COMMUNICATIONS- MA

Exchange 781-806
Foxboro - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-808
FRAMINGHAM - AT&T LOCAL

Exchange 781-810
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-811
-

Exchange 781-812
NEEDHAM - COMCAST PHONE OF MASSACHUSETTS, INC. - MA

Exchange 781-814
CAMBRIDGE - VERIZON NEW ENGLAND INC.

Exchange 781-815
CAMBRIDGE - CTC COMMUNICATIONS- MA

Exchange 781-817
BOSTON - TELEPORT COMMUNICATIONS GROUP - BOSTON

Exchange 781-818
Cambridge - FOCAL COMMUNICATIONS CORP OF MASSACHUSETTS

Exchange 781-819
Bedford - RNK, INC.

Exchange 781-820
North Billerica - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA

Exchange 781-821
CANTON - VERIZON NEW ENGLAND INC.

Exchange 781-823
QUINCY - GLOBAL NAPS, INC.-MA

Exchange 781-824
SOUTH BOSTON - RCN TELECOM SERVICES, INC. - MA

Exchange 781-825
CAMBRIDGE - MCI WORLDCOM COMMUNICATIONS, INC. - MA

Exchange 781-826
HANOVER - VERIZON NEW ENGLAND INC.