Local Calling Guide
Area code/prefix search
Gaithersburg, MD
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
240-372
| 2 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-372
| 3 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-372
| 4 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-372
| 5 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-372
| 6 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-372
| 7 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-372
| 8 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-372
| 9 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-388
| A |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
|
|
240-388
| 0 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2003-05-14 |
|
240-388
| 1 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2003-05-14 |
|
240-388
| 2 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2003-08-17 |
|
240-388
| 3 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2004-05-13 |
|
240-388
| 4 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2004-05-13 |
|
240-388
| 5 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2007-12-03 |
|
240-388
| 6 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2002-12-24 |
|
240-388
| 7 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2003-02-26 |
|
240-388
| 8 |
BTVLMD12CMA |
5562 METROPCS, INC. |
236 |
|
2003-02-26 |
|
240-388
| 9 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2004-11-21 |
|
240-404
| A |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-404
| 0 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-404
| 1 |
GMTWMDGNDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
2002-07-01 |
|
240-404
| 2 |
GMTWMDGNDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
2002-07-01 |
|
240-404
| 3 |
GMTWMDGNDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
2002-07-01 |
|
240-404
| 4 |
GMTWMDGNDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
2002-07-01 |
|
240-404
| 5 |
GMTWMDGNDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
2002-07-01 |
|
240-404
| 6 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2005-08-15 |
|
240-404
| 7 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2005-08-15 |
|
240-404
| 8 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2008-06-09 |
|
240-404
| 9 |
WASKDCFNPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
240-449
| A |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
240-449
| 0 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2003-11-24 |
|
240-449
| 1 |
WASHDCMTX7X |
2697 CTC COMMUNICATIONS CORP. - MD |
236 |
|
2005-09-03 |
|
240-449
| 2 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2003-04-23 |
|
240-449
| 3 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-05-07 |
|
240-449
| 4 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-07 |
|
240-449
| 5 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2005-03-24 |
|
240-449
| 6 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2005-03-24 |
|
240-449
| 7 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2005-03-24 |
|
240-449
| 8 |
MCLNVA23DS4 |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2006-05-07 |
|
240-449
| 9 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
240-454
| A |
CHCHMDBE6MD |
4716 PAETEC COMMUNICATIONS, INC. - MD |
236 |
|
|
|
240-454
| 0 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2008-12-15 |
|
240-454
| 1 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2010-06-15 |
|
240-454
| 2 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2011-02-19 |
|
240-454
| 3 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-07 |
|
240-454
| 4 |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2011-04-01 |
|
240-454
| 5 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-07 |
|
240-454
| 6 |
CHCHMDBE6MD |
4716 PAETEC COMMUNICATIONS, INC. - MD |
236 |
|
2006-12-21 |
|
240-454
| 7 |
CHCHMDBE6MD |
4716 PAETEC COMMUNICATIONS, INC. - MD |
236 |
|
2005-10-05 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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