Local Calling Guide
Area code/prefix search
Boston, MA
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-332
| 4 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-11-14 |
|
| 857-332
| 5 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-11-14 |
|
| 857-332
| 6 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-12-05 |
|
| 857-332
| 7 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-12-05 |
|
| 857-332
| 8 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2018-11-14 |
|
| 857-332
| 9 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-12-05 |
|
| 857-333
| A |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
|
|
| 857-333
| 0 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2011-02-18 |
|
| 857-333
| 1 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2011-02-18 |
|
| 857-333
| 2 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2011-02-18 |
|
| 857-333
| 3 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2011-02-18 |
|
| 857-333
| 4 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2011-02-18 |
|
| 857-333
| 5 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2012-12-16 |
|
| 857-333
| 6 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2012-12-16 |
|
| 857-333
| 7 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2012-12-16 |
|
| 857-333
| 8 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2012-12-16 |
|
| 857-333
| 9 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2011-01-07 |
|
| 857-334
| A |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
|
|
| 857-334
| 0 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-12-04 |
|
| 857-334
| 1 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-12-04 |
|
| 857-334
| 2 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-12-04 |
|
| 857-334
| 3 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-12-15 |
|
| 857-334
| 4 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-11-13 |
|
| 857-334
| 5 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-11-13 |
|
| 857-334
| 6 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-11-11 |
|
| 857-334
| 7 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-11-11 |
|
| 857-334
| 8 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-11-11 |
|
| 857-334
| 9 |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2006-11-11 |
|
| 857-335
| A |
BSTPMALLX0X |
425J CSC WIRELESS, LLC |
128 |
|
|
|
| 857-335
| 0 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2020-06-06 |
|
| 857-335
| 1 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-06-15 |
|
| 857-335
| 2 |
BSTPMALLX0X |
425J CSC WIRELESS, LLC |
128 |
|
2019-07-28 |
|
| 857-335
| 3 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2019-08-05 |
|
| 857-335
| 4 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2023-06-26 |
|
| 857-335
| 5 |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2019-10-03 |
|
| 857-335
| 6 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
2020-06-06 |
|
| 857-335
| 7 |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2019-10-12 |
|
| 857-335
| 8 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-06-15 |
|
| 857-335
| 9 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-06-15 |
|
| 857-338
| A |
BSTNMACODS0 |
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 857-338
| 0 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-03-27 |
|
| 857-338
| 1 |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2018-12-12 |
|
| 857-338
| 2 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2018-03-27 |
|
| 857-338
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2018-03-27 |
|
| 857-338
| 4 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-12-19 |
|
| 857-338
| 5 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-12-19 |
|
| 857-338
| 6 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-12-19 |
|
| 857-338
| 7 |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2018-12-12 |
|
| 857-338
| 8 |
BSTNMACODS0 |
7135 TC SYSTEMS, INC. |
128 |
|
2018-03-26 |
|
| 857-338
| 9 |
BSTNMACODS0 |
7135 TC SYSTEMS, INC. |
128 |
|
2018-03-26 |
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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