Local Calling Guide
Area code/prefix search
Boston, MA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-413
| 7 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2006-03-09 |
|
| 857-413
| 8 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-02-03 |
|
| 857-413
| 9 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-02-03 |
|
| 857-415
| A |
SOVLMAAB3MD |
197D VONAGE AMERICA LLC |
128 |
|
|
|
| 857-415
| 0 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2014-08-23 |
|
| 857-415
| 1 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2014-08-23 |
|
| 857-415
| 2 |
SOVLMAAB3MD |
197D VONAGE AMERICA LLC |
128 |
|
2013-09-01 |
|
| 857-415
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2013-11-22 |
|
| 857-415
| 4 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2014-01-15 |
|
| 857-415
| 5 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2014-05-20 |
|
| 857-415
| 6 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2014-10-22 |
|
| 857-415
| 7 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2014-10-06 |
|
| 857-415
| 8 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2014-10-06 |
|
| 857-415
| 9 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2014-10-06 |
|
| 857-416
| A |
CHTWMABF2MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
|
|
| 857-416
| 0 |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2024-03-04 |
|
| 857-416
| 1 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2024-03-09 |
|
| 857-416
| 2 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2023-06-26 |
|
| 857-416
| 3 |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2023-03-09 |
|
| 857-416
| 4 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2023-06-26 |
|
| 857-416
| 5 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2023-07-21 |
|
| 857-416
| 6 |
CHTWMABF2MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
2023-01-24 |
|
| 857-416
| 7 |
CHTWMABF2MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
2023-01-24 |
|
| 857-416
| 8 |
CHTWMABF2MD |
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
2023-01-24 |
|
| 857-416
| 9 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2024-03-09 |
|
| 857-417
| A |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
|
|
| 857-417
| 0 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 1 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 2 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 3 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 4 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 5 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 6 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 7 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 8 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-417
| 9 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2008-12-01 |
|
| 857-427
| A |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-12-16 |
|
| 857-427
| 0 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-19 |
|
| 857-427
| 1 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-19 |
|
| 857-427
| 2 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-19 |
|
| 857-427
| 3 |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2024-12-19 |
|
| 857-427
| 4 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-12-16 |
|
| 857-427
| 5 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-12-16 |
|
| 857-427
| 6 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-12-16 |
|
| 857-427
| 7 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-12-16 |
|
| 857-427
| 8 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-12-16 |
|
| 857-427
| 9 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-12-16 |
|
| 857-430
| A |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 0 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
| 857-430
| 1 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-28 |
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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