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 |
| 857-240
| 2 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
| 857-240
| 3 |
Newton |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2012-04-20 |
|
| 857-240
| 4 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
| 857-240
| 5 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
| 857-240
| 6 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
| 857-240
| 7 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
| 857-240
| 8 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
| 857-240
| 9 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
| 857-241
| A |
Boston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 857-241
| 0 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-04-07 |
|
| 857-241
| 1 |
Boston |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2007-06-08 |
|
| 857-241
| 2 |
Boston |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2007-09-28 |
|
| 857-241
| 3 |
Boston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-12-18 |
|
| 857-241
| 4 |
Boston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-12-18 |
|
| 857-241
| 5 |
Boston |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2007-06-08 |
|
| 857-241
| 6 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-10-03 |
|
| 857-241
| 7 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-11-12 |
|
| 857-241
| 8 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-04-19 |
|
| 857-241
| 9 |
Boston |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-04-19 |
|
| 857-242
| A |
Cambridge |
MA |
CHTWMABF2MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
|
|
| 857-242
| 0 |
Cambridge |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2012-10-06 |
|
| 857-242
| 1 |
Cambridge |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2012-10-06 |
|
| 857-242
| 2 |
Cambridge |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2012-04-30 |
|
| 857-242
| 3 |
Cambridge |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2012-09-29 |
|
| 857-242
| 4 |
Cambridge |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2014-05-12 |
|
| 857-242
| 5 |
Cambridge |
MA |
CHTWMABF2MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
2011-12-15 |
|
| 857-242
| 6 |
Cambridge |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2014-06-05 |
|
| 857-242
| 7 |
Cambridge |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2013-09-26 |
|
| 857-242
| 8 |
Cambridge |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2012-10-11 |
|
| 857-242
| 9 |
Cambridge |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2012-10-11 |
|
| 857-243
| A |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-243
| 0 |
Boston |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2011-07-18 |
|
| 857-243
| 1 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2010-06-19 |
|
| 857-243
| 2 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2009-12-27 |
|
| 857-243
| 3 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2010-06-19 |
|
| 857-243
| 4 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2010-06-19 |
|
| 857-243
| 5 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2010-06-19 |
|
| 857-243
| 6 |
Boston |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2009-12-29 |
|
| 857-243
| 7 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2010-06-19 |
|
| 857-243
| 8 |
Boston |
MA |
CMBRMAMQDS3 |
316E YMAX COMMUNICATIONS CORP. - MA |
128 |
|
2010-05-03 |
|
| 857-243
| 9 |
Boston |
MA |
CMBRMAMQDS3 |
316E YMAX COMMUNICATIONS CORP. - MA |
128 |
|
2010-05-03 |
|
| 857-244
| A |
Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 857-244
| 0 |
Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2008-08-15 |
|
| 857-244
| 1 |
Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2008-12-07 |
|
| 857-244
| 2 |
Boston |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2009-01-05 |
|
| 857-244
| 3 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-07-20 |
|
| 857-244
| 4 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-07-20 |
|
| 857-244
| 5 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-07-06 |
|
| 857-244
| 6 |
Boston |
MA |
BSTPMALLDS1 |
4536 XO MASSACHUSETS, INC. |
128 |
|
2009-05-15 |
|
| 857-244
| 7 |
Boston |
MA |
BSTPMALLDS1 |
4536 XO MASSACHUSETS, INC. |
128 |
|
2009-05-15 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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