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 61 62 63 64 65 66 67 68 69 70 71 72 73 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-249
| 3 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-06-29 |
|
| 857-249
| 4 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-06-29 |
|
| 857-249
| 5 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-06-29 |
|
| 857-249
| 6 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-06-29 |
|
| 857-249
| 7 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-06-29 |
|
| 857-249
| 8 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-06-29 |
|
| 857-249
| 9 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-06-29 |
|
| 857-250
| A |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
|
|
| 857-250
| 0 |
Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2012-05-22 |
|
| 857-250
| 1 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2012-08-16 |
|
| 857-250
| 2 |
Boston |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2012-06-12 |
|
| 857-250
| 3 |
Boston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2012-06-29 |
|
| 857-250
| 4 |
Boston |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2012-07-15 |
|
| 857-250
| 5 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2011-09-05 |
|
| 857-250
| 6 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2011-09-05 |
|
| 857-250
| 7 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2011-09-05 |
|
| 857-250
| 8 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2011-09-05 |
|
| 857-250
| 9 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2011-09-05 |
|
| 857-251
| A |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
|
|
| 857-251
| 0 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 1 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 2 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 3 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 4 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 5 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 6 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 7 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 8 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-251
| 9 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-252
| A |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 0 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 1 |
Quincy |
MA |
CMBRMABEZMD |
756G WIDE VOICE, LLC - MA |
128 |
|
2016-09-03 |
|
| 857-252
| 2 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 3 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 4 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 5 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 6 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 7 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 8 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-252
| 9 |
Quincy |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-253
| A |
Cambridge |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-253
| 0 |
Cambridge |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-253
| 1 |
Cambridge |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-09-09 |
|
| 857-253
| 2 |
Cambridge |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
| 857-253
| 3 |
Cambridge |
MA |
|
939H COMMIO, LLC |
128 |
|
2024-03-04 |
|
| 857-253
| 4 |
Cambridge |
MA |
|
939H COMMIO, LLC |
128 |
|
2024-03-04 |
|
| 857-253
| 5 |
Cambridge |
MA |
|
939H COMMIO, LLC |
128 |
|
2024-03-04 |
|
| 857-253
| 8 |
Cambridge |
MA |
CMBSMA01GT4 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2009-08-04 |
|
| 857-253
| 9 |
Cambridge |
MA |
CMBSMA01GT4 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2010-06-14 |
|
| 857-254
| A |
Boston |
MA |
CHTWMABMAMD |
2899 BROADVIEW NETWORKS, INC. - MA |
128 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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