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 |
857-320
| 2 |
Cambridge |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2016-05-16 |
|
857-320
| 3 |
Cambridge |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2014-12-31 |
|
857-320
| 4 |
Cambridge |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2014-12-31 |
|
857-320
| 5 |
Cambridge |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2016-10-17 |
|
857-320
| 6 |
Cambridge |
MA |
CHTWMABF2MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
2015-03-30 |
|
857-320
| 7 |
Cambridge |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2015-08-16 |
|
857-320
| 8 |
Cambridge |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2018-10-07 |
|
857-320
| 9 |
Cambridge |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2014-11-28 |
|
857-321
| A |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
|
|
857-321
| 0 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2011-05-06 |
|
857-321
| 1 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2011-05-09 |
|
857-321
| 2 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2011-06-02 |
|
857-321
| 3 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2011-06-20 |
|
857-321
| 4 |
Boston |
MA |
BSTPMALLDS1 |
4536 XO MASSACHUSETS, INC. |
128 |
|
2011-06-09 |
|
857-321
| 5 |
Boston |
MA |
BSTPMALLDS1 |
4536 XO MASSACHUSETS, INC. |
128 |
|
2011-06-09 |
|
857-321
| 6 |
Boston |
MA |
BSTPMALLDS1 |
4536 XO MASSACHUSETS, INC. |
128 |
|
2011-06-09 |
|
857-321
| 7 |
Boston |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2011-06-23 |
|
857-321
| 8 |
Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2012-01-31 |
|
857-321
| 9 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2011-06-26 |
|
857-322
| A |
East Boston |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
|
|
857-322
| 0 |
East Boston |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2020-03-18 |
|
857-322
| 1 |
East Boston |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2017-12-11 |
|
857-322
| 2 |
East Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2017-12-12 |
|
857-322
| 3 |
East Boston |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2020-08-26 |
|
857-322
| 4 |
East Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2019-05-31 |
|
857-322
| 5 |
East Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2018-03-08 |
|
857-322
| 6 |
East Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-08-16 |
|
857-322
| 7 |
East Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2019-07-12 |
|
857-322
| 8 |
East Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2019-02-24 |
|
857-322
| 9 |
East Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2019-02-24 |
|
857-323
| A |
Chelsea |
MA |
CHLSMACHDS0 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
857-323
| 0 |
Chelsea |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2013-04-21 |
|
857-323
| 1 |
Chelsea |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2014-10-16 |
|
857-323
| 2 |
Chelsea |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2015-05-17 |
|
857-323
| 3 |
Chelsea |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2015-05-17 |
|
857-323
| 4 |
Chelsea |
MA |
SOVLMAAB5MD |
732H BARR TELL USA, INC. - MA |
128 |
|
2015-12-31 |
|
857-323
| 5 |
Chelsea |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2014-10-10 |
|
857-323
| 6 |
Chelsea |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2014-10-10 |
|
857-323
| 7 |
Chelsea |
MA |
BSTPMALL5MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
128 |
|
2013-09-30 |
|
857-323
| 8 |
Chelsea |
MA |
CHLSMACHDS0 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2013-03-15 |
|
857-323
| 9 |
Chelsea |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2016-02-29 |
|
857-324
| A |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
|
|
857-324
| 0 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-02-26 |
|
857-324
| 1 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-02-26 |
|
857-324
| 2 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-02-26 |
|
857-324
| 3 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-02-26 |
|
857-324
| 4 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-02-26 |
|
857-324
| 5 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-02-26 |
|
857-324
| 7 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-02-26 |
|
857-324
| 8 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-02-26 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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