Local Calling Guide
Area code/prefix search
Boston, MA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-430
| 2 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 3 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 4 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 5 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 6 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 7 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 8 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 9 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-431
| A |
|
700J WAVENATION, LLC |
128 |
|
2025-09-06 |
|
| 857-431
| 0 |
|
700J WAVENATION, LLC |
128 |
|
2025-09-06 |
|
| 857-431
| 1 |
|
490J BOOST SUBSCRIBERCO L.L.C. |
128 |
|
2026-03-05 |
|
| 857-431
| 2 |
|
490J BOOST SUBSCRIBERCO L.L.C. |
128 |
|
2026-01-12 |
|
| 857-431
| 4 |
|
321J HD CARRIER LLC |
128 |
|
2026-05-09 |
|
| 857-433
| A |
|
0051 SHELCOMM |
128 |
|
2026-06-26 |
|
| 857-443
| A |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
|
|
| 857-443
| 0 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2017-07-14 |
|
| 857-443
| 1 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2017-07-14 |
|
| 857-443
| 2 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2017-07-14 |
|
| 857-443
| 3 |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2017-07-13 |
|
| 857-443
| 4 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2017-07-14 |
|
| 857-443
| 5 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2017-07-14 |
|
| 857-443
| 6 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2017-07-14 |
|
| 857-443
| 7 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-11-13 |
|
| 857-443
| 8 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2017-07-14 |
|
| 857-443
| 9 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2017-07-14 |
|
| 857-444
| A |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
|
|
| 857-444
| 0 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 1 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 2 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 3 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 4 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 5 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 6 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 7 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 8 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-444
| 9 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2011-01-13 |
|
| 857-445
| A |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
|
|
| 857-445
| 0 |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2007-05-01 |
|
| 857-445
| 1 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2006-05-12 |
|
| 857-445
| 2 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2014-05-01 |
|
| 857-445
| 3 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-10-08 |
|
| 857-445
| 4 |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2007-05-01 |
|
| 857-445
| 5 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-07-23 |
|
| 857-445
| 6 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-06-25 |
|
| 857-445
| 7 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-06-25 |
|
| 857-445
| 8 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-06-25 |
|
| 857-445
| 9 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-06-25 |
|
| 857-449
| A |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
|
|
| 857-453
| A |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 857-453
| 0 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2005-08-01 |
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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