Local Calling Guide
Area code/prefix search
Boston, MA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-343
| A |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
|
|
| 857-343
| 0 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-05-07 |
|
| 857-343
| 1 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-05-07 |
|
| 857-343
| 2 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-05-07 |
|
| 857-343
| 3 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2023-06-26 |
|
| 857-343
| 4 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2019-10-12 |
|
| 857-343
| 5 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2019-10-12 |
|
| 857-343
| 6 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2019-10-12 |
|
| 857-343
| 7 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2019-10-12 |
|
| 857-343
| 8 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2018-06-16 |
|
| 857-343
| 9 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2018-08-02 |
|
| 857-346
| A |
SOVLMAAB0MD |
148J TELENGY LLC |
128 |
|
|
|
| 857-346
| 0 |
SOVLMAAB0MD |
148J TELENGY LLC |
128 |
|
2018-07-07 |
|
| 857-346
| 1 |
CMBRMABE5MD |
551G NUSO, LLC |
128 |
|
2018-07-22 |
|
| 857-346
| 2 |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2018-07-22 |
|
| 857-346
| 3 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2018-07-14 |
|
| 857-346
| 4 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2018-07-14 |
|
| 857-346
| 5 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2018-07-14 |
|
| 857-346
| 6 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2018-08-02 |
|
| 857-346
| 7 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2018-08-02 |
|
| 857-346
| 8 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2018-08-02 |
|
| 857-346
| 9 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2018-08-02 |
|
| 857-347
| A |
BSTPMALLVMD |
181J ADVANCED TELECOM SOLUTIONS, LLC |
128 |
|
|
|
| 857-347
| 0 |
BSTPMALLVMD |
181J ADVANCED TELECOM SOLUTIONS, LLC |
128 |
|
2018-08-27 |
|
| 857-347
| 1 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2018-10-07 |
|
| 857-347
| 2 |
CMBRMABE5MD |
551G NUSO, LLC |
128 |
|
2018-10-14 |
|
| 857-347
| 3 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2018-08-28 |
|
| 857-347
| 4 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2018-08-28 |
|
| 857-347
| 5 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2018-08-28 |
|
| 857-347
| 6 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2018-08-28 |
|
| 857-347
| 7 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2018-08-28 |
|
| 857-347
| 8 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2018-08-28 |
|
| 857-347
| 9 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2018-08-28 |
|
| 857-348
| A |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-12-29 |
|
| 857-348
| 0 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2018-10-07 |
|
| 857-348
| 1 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-11-13 |
|
| 857-348
| 2 |
CMBRMABE5MD |
551G NUSO, LLC |
128 |
|
2018-10-14 |
|
| 857-348
| 3 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-11-26 |
|
| 857-348
| 4 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-11-26 |
|
| 857-348
| 5 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-11-26 |
|
| 857-348
| 6 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2018-09-27 |
|
| 857-348
| 7 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2018-09-27 |
|
| 857-348
| 8 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2018-09-27 |
|
| 857-348
| 9 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2018-09-27 |
|
| 857-350
| A |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
|
|
| 857-350
| 0 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2007-08-09 |
|
| 857-350
| 1 |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2007-09-07 |
|
| 857-350
| 2 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2007-11-16 |
|
| 857-350
| 3 |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2007-10-01 |
|
| 857-350
| 4 |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2007-10-01 |
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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