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 |
857-767
| 9 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2022-11-03 |
|
857-770
| A |
Boston |
MA |
CMBRMABEEMD |
116E INTRADO COMMUNICATIONS, LLC |
128 |
|
|
|
857-770
| 0 |
Boston |
MA |
CMBRMABEEMD |
116E INTRADO COMMUNICATIONS, LLC |
128 |
|
2015-02-21 |
|
857-770
| 1 |
Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2015-05-15 |
|
857-770
| 2 |
Boston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2015-05-16 |
|
857-770
| 3 |
Boston |
MA |
WSBOMAGO0MD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2015-06-18 |
|
857-770
| 4 |
Boston |
MA |
WSBOMAGO0MD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2015-06-18 |
|
857-770
| 5 |
Boston |
MA |
WSBOMAGO0MD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2015-06-18 |
|
857-770
| 6 |
Boston |
MA |
WSBOMAGO0MD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2015-06-18 |
|
857-770
| 7 |
Boston |
MA |
WSBOMAGO0MD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2015-06-18 |
|
857-770
| 8 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2015-07-23 |
|
857-770
| 9 |
Boston |
MA |
CMBRMABEEMD |
116E INTRADO COMMUNICATIONS, LLC |
128 |
|
2015-02-21 |
|
857-772
| A |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
|
|
857-772
| 0 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-09-24 |
|
857-772
| 1 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-09-24 |
|
857-772
| 2 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-09-24 |
|
857-772
| 3 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-09-24 |
|
857-772
| 4 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-09-24 |
|
857-772
| 5 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-09-24 |
|
857-772
| 6 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-09-24 |
|
857-772
| 7 |
Boston |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2016-09-25 |
|
857-772
| 8 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-10-17 |
|
857-772
| 9 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2016-10-17 |
|
857-773
| A |
Jamaica Plain |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
|
|
857-773
| 0 |
Jamaica Plain |
MA |
BSTPMALLOMD |
073H TELNYX LLC |
128 |
|
2017-04-24 |
|
857-773
| 1 |
Jamaica Plain |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2017-05-10 |
|
857-773
| 2 |
Jamaica Plain |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2018-04-19 |
|
857-773
| 3 |
Jamaica Plain |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2017-09-06 |
|
857-773
| 4 |
Jamaica Plain |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2023-07-08 |
|
857-773
| 5 |
Jamaica Plain |
MA |
CHTWMABF2MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
2017-04-14 |
|
857-773
| 6 |
Jamaica Plain |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2019-05-31 |
|
857-773
| 7 |
Jamaica Plain |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2017-05-19 |
|
857-773
| 8 |
Jamaica Plain |
MA |
|
515J IP HORIZON LLC |
128 |
|
2017-07-06 |
|
857-773
| 9 |
Jamaica Plain |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2016-10-27 |
|
857-776
| A |
Chelsea |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
857-776
| 0 |
Chelsea |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2016-02-29 |
|
857-776
| 1 |
Chelsea |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2010-03-15 |
|
857-776
| 2 |
Chelsea |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
857-776
| 3 |
Chelsea |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2004-09-04 |
|
857-776
| 4 |
Chelsea |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
857-776
| 5 |
Chelsea |
MA |
BSTPMALLZMD |
506J TWILIO INTERNATIONAL, INC. |
128 |
|
2020-12-19 |
|
857-776
| 6 |
Chelsea |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2014-06-18 |
|
857-776
| 7 |
Chelsea |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-03-25 |
|
857-776
| 8 |
Chelsea |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
857-776
| 9 |
Chelsea |
MA |
|
515J IP HORIZON LLC |
128 |
|
|
|
857-777
| A |
Cambridge |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
|
|
857-777
| 0 |
Cambridge |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2013-01-27 |
|
857-777
| 1 |
Cambridge |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2013-01-27 |
|
857-777
| 2 |
Cambridge |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2013-01-27 |
|
857-777
| 3 |
Cambridge |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2013-01-27 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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