857 Area Code

Massachusetts

June 18, 2019

Area Code: 857
State/Region: Massachusetts
Major Cities: Boston
Time Zone: Eastern
Current Time: 10:08 PM
Date Assigned: 5/3/00
In Service Since: 5/2/01
Overlay?: Yes
Overlay Complex: 617/857
Local Call Dialing: 10D
Toll Call Dialing: 1+10D
   

857 Prefixes/Exchanges

Prefix
Location / Company
Company
Assigned
857-200
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
01/10/2011
857-201
WINTHROP, MA
SPRINT SPECTRUM L.P.
10/28/2002
857-202
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
11/10/2011
857-203
JAMAICA PL, MA
VERIZON NEW ENGLAND INC.
02/28/2005
857-204
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
03/20/2001
857-205
BOSTON, MA
NEW CINGULAR WIRELESS PCS, LLC - DC
03/19/2001
857-206
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
10/07/2011
857-207
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
04/11/2007
857-208
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
02/08/2012
857-209
CAMBRIDGE, MA
BROADWING COMMUNICATIONS, LLC - MA
10/11/2001
857-210
BOSTON, MA
SPRINT SPECTRUM L.P.
03/10/2011
857-211
[UNASSIGNED]
857-212
DORCHESTER, MA
SPRINT SPECTRUM L.P.
04/23/2001
857-213
BOSTON, MA
PAETEC COMMUNICATIONS, INC.
10/03/2011
857-214
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
12/06/2011
857-215
BROOKLINE, MA
VERIZON NEW ENGLAND INC.
02/23/2010
857-216
NEWTON, MA
YMAX COMMUNICATIONS CORP. - MA
11/03/2009
857-217
DORCHESTER, MA
RNK, INC.
03/27/2001
857-218
BROOKLINE, MA
VERIZON NEW ENGLAND INC.
01/12/2007
857-219
NEWTON, MA
NEUTRAL TANDEM-MASSACHUSETTS, LLC - MA
02/16/2012
857-220
DORCHESTER, MA
BROADVIEW NETWORKS, INC. - MA
03/20/2001
857-221
BOSTON, MA
NEXTEL COMMUNICATIONS, INC.
05/25/2005
857-222
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
05/17/2001
857-223
BOSTON, MA
CTC COMMUNICATIONS CORP. - MA
857-224
BOSTON, MA
VERIZON NEW ENGLAND INC.
12/17/2009
857-225
BROOKLINE, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
05/03/2001
857-226
NEWTON, MA
DSCI CORPORATION - MA
03/30/2006
857-227
SOMERVILLE, MA
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
05/23/2001
857-228
WATERTOWN, MA
CTC COMMUNICATIONS CORP. - MA
07/12/2001
857-229
NEWTON, MA
CTC COMMUNICATIONS CORP. - MA
857-230
ROXBURY, MA
OMNIPOINT MIAMI E LICENSE, LLC
04/15/2009
857-231
NEWTON, MA
SPRINT SPECTRUM L.P.
07/30/2002
857-232
NEWTON, MA
NEUTRAL TANDEM-MASSACHUSETTS, LLC - MA
05/17/2006
857-233
BOSTON, MA
SPRINT SPECTRUM L.P.
02/16/2006
857-234
BROOKLINE, MA
OMNIPOINT MIAMI E LICENSE, LLC
03/18/2002
857-235
CAMBRIDGE, MA
VERIZON NEW ENGLAND INC.
11/18/2008
857-236
BOSTON, MA
METRO PCS, INC.
08/04/2008
857-237
BOSTON, MA
METRO PCS, INC.
06/08/2009
857-238
BOSTON, MA
VERIZON NEW ENGLAND INC.
11/14/2007
857-239
BOSTON, MA
CBEYOND COMMUNICATIONS, LLC - MA
10/29/2009
857-240
NEWTON, MA
PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA
02/28/2012
857-241
BOSTON, MA
BROADWING COMMUNICATIONS, LLC - MA
10/24/2006
857-242
CAMBRIDGE, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
09/08/2011
857-243
BOSTON, MA
INFOTELECOM, LLC - MA
11/05/2009
857-244
BOSTON, MA
BANDWIDTH.COM CLEC, LLC - MA
06/10/2008
857-245
BROOKLINE, MA
YMAX COMMUNICATIONS CORP. - MA
11/02/2006
857-246
BOSTON, MA
METRO PCS, INC.
857-247
BOSTON, MA
METRO PCS, INC.
06/08/2009
857-248
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
03/08/2012
857-249
BOSTON, MA
METRO PCS, INC.
08/04/2008
857-250
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
07/15/2011
857-251
BOSTON, MA
METRO PCS, INC.
08/04/2008
857-252
QUINCY, MA
BROADVIEW NETWORKS, INC. - MA
04/23/2001
857-253
CAMBRIDGE, MA
BROADVIEW NETWORKS, INC. - MA
04/23/2001
857-254
BOSTON, MA
BROADVIEW NETWORKS, INC. - MA
04/23/2001
857-255
NEWTON, MA
BROADVIEW NETWORKS, INC. - MA
04/23/2001
857-256
CAMBRIDGE, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
09/22/2011
857-257
SO BOSTON, MA
SPRINT SPECTRUM L.P.
04/20/2001
857-258
BOSTON, MA
METRO PCS, INC.
06/25/2010
857-259
CAMBRIDGE, MA
NEW CINGULAR WIRELESS PCS, LLC - DC
05/24/2011
857-260
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
03/08/2012
857-261
BOSTON, MA
METRO PCS, INC.
02/22/2011
857-263
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
07/12/2011
857-264
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
09/21/2010
857-265
BOSTON, MA
NEW CINGULAR WIRELESS PCS, LLC - DC
07/12/2011
857-266
BOSTON, MA
METRO PCS, INC.
06/10/2010
857-268
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
09/08/2011
857-272
BOSTON, MA
NEW CINGULAR WIRELESS PCS, LLC - DC
03/01/2006
857-274
EASTBOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
09/08/2011
857-277
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
01/03/2006
857-284
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
01/15/2008
857-288
BOSTON, MA
XO MASSACHUSETTS, INC.
08/01/2006
857-293
EASTBOSTON, MA
BROADVIEW NETWORKS, INC. - MA
02/15/2010
857-294
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
05/11/2007
857-300
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
10/08/2010
857-307
BROOKLINE, MA
VERIZON NEW ENGLAND INC.
02/10/2006
857-311
[UNASSIGNED]
857-312
BOSTON, MA
METRO PCS, INC.
08/04/2008
857-318
BOSTON, MA
ALLEGIANCE TELECOM, INC. - MA
10/17/2007
857-321
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
03/10/2011
857-333
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
11/09/2010
857-334
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
09/20/2006
857-339
[UNASSIGNED]
857-342
HYDE PARK, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
08/08/2007
857-345
HYDE PARK, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
857-350
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
06/18/2007
857-351
[UNASSIGNED]
857-362
BOSTON, MA
VERIZON NEW ENGLAND INC.
07/19/2006
857-363
EVERETT, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
04/24/2001
857-364
BROOKLINE, MA
BROADVIEW NETWORKS, INC. - MA
03/20/2001
857-366
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
03/15/2006
857-368
BOSTON, MA
PAETEC COMMUNICATIONS, INC.
08/02/2011
857-373
BELMONT, MA
BROADVIEW NETWORKS, INC. - MA
03/20/2001
857-383
BOSTON, MA
NEXTEL COMMUNICATIONS, INC.
09/07/2005
857-389
CHARLESTN, MA
OMNIPOINT MIAMI E LICENSE, LLC
12/14/2001
857-399
ROXBURY, MA
RNK, INC.
03/27/2001
857-400
BOSTON, MA
BANDWIDTH.COM CLEC, LLC - MA
11/03/2010
857-401
SO BOSTON, MA
BROADVIEW NETWORKS, INC. - MA
03/20/2001
857-403
QUINCY, MA
PAETEC COMMUNICATIONS, INC.
03/20/2001
857-404
NEWTON, MA
COMCAST PHONE OF MASSACHUSETTS, INC. - MA
06/15/2007
857-411
[UNASSIGNED]
857-413
BOSTON, MA
BROADWING COMMUNICATIONS, LLC - MA
09/19/2005
857-417
BOSTON, MA
METRO PCS, INC.
08/04/2008
857-444
BOSTON, MA
PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA
11/22/2010
857-445
BOSTON, MA
NEW CINGULAR WIRELESS PCS, LLC - DC
03/21/2006
857-449
BOSTON, MA
COMCAST PHONE OF MASSACHUSETTS, INC. - MA
04/02/2002
857-452
CHARLESTN, MA
NEXTEL COMMUNICATIONS, INC.
857-453
BOSTON, MA
BROADWING COMMUNICATIONS, LLC - MA
05/19/2005
857-472
BOSTON, MA
NEW CINGULAR WIRELESS PCS, LLC - DC
12/17/2001
857-488
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
09/13/2005
857-492
ROXBURY, MA
SPRINT SPECTRUM L.P.
07/30/2002
857-496
SO BOSTON, MA
COMCAST PHONE OF MASSACHUSETTS, INC. - MA
11/17/2004
857-498
BRIGHTON, MA
NEW CINGULAR WIRELESS PCS, LLC - DC
08/24/2001
857-499
QUINCY, MA
NEW CINGULAR WIRELESS PCS, LLC - DC
03/29/2001
857-500
CAMBRIDGE, MA
RNK, INC.
02/17/2011
857-508
[UNASSIGNED]
857-511
[UNASSIGNED]
857-523
SOMERVILLE, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
05/03/2001
857-524
SO BOSTON, MA
ALLEGIANCE TELECOM, INC. - MA
03/27/2001
857-526
QUINCY, MA
SPRINT SPECTRUM L.P.
07/30/2002
857-540
BRIGHTON, MA
SPRINT SPECTRUM L.P.
07/30/2002
857-544
ROXBURY, MA
OMNIPOINT MIAMI E LICENSE, LLC
11/28/2001
857-547
JAMAICA PL, MA
BROADVIEW NETWORKS, INC. - MA
03/20/2001
857-550
[UNASSIGNED]
857-554
[UNASSIGNED]
857-555
VERIZON NEW ENGLAND INC.
[UNASSIGNED]
857-559
BRIGHTON, MA
ALLEGIANCE TELECOM, INC. - MA
03/27/2001
857-574
EASTBOSTON, MA
CTC COMMUNICATIONS CORP. - MA
03/20/2001
857-576
BROOKLINE, MA
RNK, INC.
03/20/2001
857-588
CHARLESTN, MA
ALLEGIANCE TELECOM, INC. - MA
03/27/2001
857-598
MILTON, MA
XO MASSACHUSETTS, INC.
03/20/2001
857-600
CAMBRIDGE, MA
BANDWIDTH.COM CLEC, LLC - MA
04/06/2011
857-611
[UNASSIGNED]
857-615
BOSTON, MA
METRO PCS, INC.
06/11/2009
857-617
[UNASSIGNED]
857-626
BELMONT, MA
RNK, INC.
03/27/2001
857-636
NEWTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
07/06/2001
857-654
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
10/17/2006
857-700
[UNASSIGNED]
857-711
[UNASSIGNED]
857-719
JAMAICA PL, MA
SPRINT SPECTRUM L.P.
07/30/2002
857-728
JAMAICA PL, MA
ALLEGIANCE TELECOM, INC. - MA
03/27/2001
857-753
BOSTON, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
08/09/2005
857-756
CAMBRIDGE, MA
METROPOLITAN TELECOMMUNICATIONS OF MASS DBA METTEL
07/26/2005
857-774
[UNASSIGNED]
857-776
CHELSEA, MA
RNK, INC.
03/27/2001
857-777
CAMBRIDGE, MA
PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA
03/05/2012
857-781
[UNASSIGNED]
857-811
[UNASSIGNED]
857-814
BOSTON, MA
MULTIPLE OCN LISTING
857-816
WINTHROP, MA
XO MASSACHUSETTS, INC.
03/20/2001
857-829
CAMBRIDGE, MA
NEXTEL COMMUNICATIONS, INC.
08/13/2002
857-857
[UNASSIGNED]
857-869
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
07/23/2007
857-888
EVERETT, MA
SPRINT SPECTRUM L.P.
07/30/2002
857-891
BOSTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
04/02/2001
857-911
[UNASSIGNED]
857-919
BRIGHTON, MA
OMNIPOINT MIAMI E LICENSE, LLC
04/02/2001
857-920
[UNASSIGNED]
857-928
CAMBRIDGE, MA
OMNIPOINT MIAMI E LICENSE, LLC
08/03/2001
857-931
VERIZON NEW ENGLAND INC.
[UNASSIGNED]
857-932
[UNASSIGNED]
857-939
QUINCY, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
06/15/2001
857-940
[UNASSIGNED]
857-950
[UNASSIGNED]
857-958
[UNASSIGNED]
857-959
[UNASSIGNED]
857-976
[UNASSIGNED]
857-978
[UNASSIGNED]
857-991
BOSTON, MA
COMCAST PHONE OF MASSACHUSETTS, INC. - MA
06/19/2001
857-995
SOMERVILLE, MA
BROADWING COMMUNICATIONS, LLC - MA
03/29/2001
857-996
BOSTON, MA
VERIZON NEW ENGLAND INC.
08/23/2007
857-997
SOMERVILLE, MA
RNK, INC.
03/20/2001
857-998
CAMBRIDGE, MA
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA
05/03/2001
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