Local Calling Guide
Area code/prefix search
NPA: 857
[Rate centres in NPA 857]
[Dial plan for NPA 857]
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-200
| A |
Boston |
MA |
WRXBMAWACM2 |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2011-03-10 |
|
| 857-200
| 0 |
Boston |
MA |
|
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2011-03-10 |
|
| 857-200
| 1 |
Boston |
MA |
|
6664 SPRINT SPECTRUM L.P. |
128 |
|
2011-03-11 |
|
| 857-200
| 2 |
Boston |
MA |
|
6664 SPRINT SPECTRUM L.P. |
128 |
|
2011-03-11 |
|
| 857-200
| 3 |
Boston |
MA |
|
6664 SPRINT SPECTRUM L.P. |
128 |
|
2011-03-11 |
|
| 857-200
| 4 |
Boston |
MA |
|
6664 SPRINT SPECTRUM L.P. |
128 |
|
2011-11-29 |
|
| 857-200
| 5 |
Boston |
MA |
|
6664 SPRINT SPECTRUM L.P. |
128 |
|
2011-11-29 |
|
| 857-200
| 6 |
Boston |
MA |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
2011-12-09 |
|
| 857-200
| 7 |
Boston |
MA |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
2011-12-09 |
|
| 857-200
| 8 |
Boston |
MA |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
2011-11-29 |
|
| 857-200
| 9 |
Boston |
MA |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
2011-11-29 |
|
| 857-201
| A |
Winthrop |
MA |
WOBNMACGCM0 |
6664 SPRINT SPECTRUM L.P. |
128 |
|
|
|
| 857-201
| 0 |
Winthrop |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2014-03-31 |
|
| 857-201
| 1 |
Winthrop |
MA |
|
6664 SPRINT SPECTRUM L.P. |
128 |
|
|
|
| 857-201
| 2 |
Winthrop |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2015-01-22 |
|
| 857-201
| 3 |
Winthrop |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2015-01-22 |
|
| 857-201
| 4 |
Winthrop |
MA |
|
073H TELNYX LLC |
128 |
|
2017-04-28 |
|
| 857-201
| 5 |
Winthrop |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2015-05-17 |
|
| 857-201
| 6 |
Winthrop |
MA |
|
6664 SPRINT SPECTRUM L.P. |
128 |
|
|
|
| 857-201
| 7 |
Winthrop |
MA |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
128 |
|
2014-04-24 |
|
| 857-201
| 8 |
Winthrop |
MA |
|
966G LOCAL ACCESS LLC - MA |
128 |
|
2015-03-27 |
|
| 857-201
| 9 |
Winthrop |
MA |
|
6664 SPRINT SPECTRUM L.P. |
128 |
|
|
|
| 857-202
| A |
Boston |
MA |
WRXBMAWACM2 |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2012-01-09 |
|
| 857-202
| 0 |
Boston |
MA |
|
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2012-01-09 |
|
| 857-202
| 1 |
Boston |
MA |
|
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2013-10-01 |
|
| 857-202
| 2 |
Boston |
MA |
|
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2013-10-01 |
|
| 857-202
| 3 |
Boston |
MA |
|
4536 XO MASSACHUSETTS, INC. |
128 |
|
2012-01-10 |
|
| 857-202
| 4 |
Boston |
MA |
|
4536 XO MASSACHUSETTS, INC. |
128 |
|
2012-01-10 |
|
| 857-202
| 5 |
Boston |
MA |
|
4536 XO MASSACHUSETTS, INC. |
128 |
|
2012-01-10 |
|
| 857-202
| 6 |
Boston |
MA |
|
4536 XO MASSACHUSETTS, INC. |
128 |
|
2012-01-10 |
|
| 857-202
| 7 |
Boston |
MA |
|
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2012-03-03 |
|
| 857-202
| 8 |
Boston |
MA |
|
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2012-03-03 |
|
| 857-202
| 9 |
Boston |
MA |
|
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2014-07-01 |
|
| 857-203
| A |
Jamaica Plain |
MA |
WRXBMABEDS0 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2005-04-20 |
|
| 857-203
| 0 |
Jamaica Plain |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2010-06-26 |
|
| 857-203
| 1 |
Jamaica Plain |
MA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2009-09-23 |
|
| 857-203
| 2 |
Jamaica Plain |
MA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2010-08-31 |
|
| 857-203
| 3 |
Jamaica Plain |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2005-04-20 |
|
| 857-203
| 4 |
Jamaica Plain |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2005-04-20 |
|
| 857-203
| 5 |
Jamaica Plain |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2005-04-20 |
|
| 857-203
| 6 |
Jamaica Plain |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2005-04-20 |
|
| 857-203
| 7 |
Jamaica Plain |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2011-01-02 |
|
| 857-203
| 8 |
Jamaica Plain |
MA |
|
892D ONVOY, LLC - MA |
128 |
|
2010-04-07 |
|
| 857-203
| 9 |
Jamaica Plain |
MA |
|
6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA |
128 |
|
2011-05-20 |
|
| 857-204
| A |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
|
|
| 857-204
| 0 |
Boston |
MA |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
2002-12-09 |
|
| 857-204
| 1 |
Boston |
MA |
|
4084 PAETEC COMMUNICATIONS, INC.- MA |
128 |
|
2010-12-30 |
|
| 857-204
| 2 |
Boston |
MA |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
2003-02-08 |
|
| 857-204
| 3 |
Boston |
MA |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
2003-02-08 |
|
| 857-204
| 4 |
Boston |
MA |
|
6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA |
128 |
|
2003-05-04 |
|
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Last updated: Sat, 31 Oct 2020 19:28:10 UTC
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