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 |
857-235
| 8 |
Cambridge |
MA |
CMBRMAWADS2 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2009-01-02 |
|
857-235
| 9 |
Cambridge |
MA |
CMBRMAWADS2 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2009-01-02 |
|
857-236
| A |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
|
|
857-236
| 0 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 1 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 2 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 3 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 4 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 5 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 6 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 7 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 8 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-236
| 9 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
857-237
| A |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
|
|
857-237
| 0 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 1 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 2 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 3 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 4 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 5 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 6 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 7 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 8 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-237
| 9 |
Boston |
MA |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2009-08-03 |
|
857-238
| A |
Boston |
MA |
BSTNMABODS9 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
857-238
| 0 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 1 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 2 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 3 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 4 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 5 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 6 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 7 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 8 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-238
| 9 |
Boston |
MA |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2008-01-05 |
|
857-239
| A |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
857-239
| 0 |
Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2010-06-19 |
|
857-239
| 1 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2010-03-01 |
|
857-239
| 2 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2010-03-01 |
|
857-239
| 3 |
Boston |
MA |
BSTNMABODS2 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2010-06-15 |
|
857-239
| 4 |
Boston |
MA |
BSTNMABODS2 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2010-06-15 |
|
857-239
| 5 |
Boston |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2010-06-09 |
|
857-239
| 6 |
Boston |
MA |
BSTNMABODS2 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
2010-06-15 |
|
857-239
| 7 |
Boston |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2010-03-24 |
|
857-239
| 8 |
Boston |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2010-09-22 |
|
857-239
| 9 |
Boston |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2010-09-22 |
|
857-240
| A |
Newton |
MA |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
|
|
857-240
| 0 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
857-240
| 1 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
857-240
| 2 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2012-06-01 |
|
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Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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