Local Calling Guide
Area code/prefix search
Washington Zone 3, MD
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 301-891
| 4 |
HYVLMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-891
| 5 |
HYVLMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-891
| 6 |
HYVLMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-891
| 7 |
HYVLMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-891
| 8 |
HYVLMDCMDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-891
| 9 |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2014-11-06 |
|
| 301-905
| A |
SLSPMDNWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-905
| 0 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
| 301-905
| 1 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-08-19 |
|
| 301-905
| 2 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-06-04 |
|
| 301-905
| 3 |
SLSPMDNWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-905
| 4 |
SLSPMDNWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-905
| 5 |
SLSPMDNWDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-905
| 6 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-09-17 |
|
| 301-905
| 7 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-09-17 |
|
| 301-905
| 8 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2003-07-06 |
|
| 301-905
| 9 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2014-08-29 |
|
| 301-908
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 301-920
| A |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 301-920
| 0 |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 301-920
| 1 |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 301-920
| 2 |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 301-920
| 3 |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 301-920
| 4 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2006-02-03 |
|
| 301-920
| 5 |
WASHDCMTX7X |
2697 CTC COMMUNICATIONS CORP. - MD |
236 |
|
2008-12-01 |
|
| 301-920
| 6 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2006-02-03 |
|
| 301-920
| 7 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
| 301-920
| 8 |
LNHMMDADGT0 |
8832 STARPOWER COMMUNICATIONS, LLC - MD |
236 |
|
|
|
| 301-920
| 9 |
HRNDVACKAMD |
1958 ATX TELECOMMUNICATIONS SERVICES, LTD. |
236 |
|
2004-03-02 |
|
| 301-922
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 301-928
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 301-930
| A |
SLSPMDSSDS0 |
9212 VERIZON MARYLAND, INC. |
236 |
|
|
|
| 301-938
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 301-943
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 301-960
| A |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 301-960
| 0 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 301-960
| 1 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 301-960
| 2 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 301-960
| 3 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
| 301-960
| 4 |
CHCHMDBE6MD |
4716 PAETEC COMMUNICATIONS, INC. - MD |
236 |
|
2005-02-10 |
|
| 301-960
| 5 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2011-05-20 |
|
| 301-960
| 6 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-08-19 |
|
| 301-960
| 7 |
VINNVACBDS0 |
876D ONVOY, LLC - MD |
236 |
|
2020-12-03 |
|
| 301-960
| 8 |
WASHDCDP8MD |
071F BANDWIDTH.COM CLEC, LLC - MD |
236 |
|
2012-06-11 |
|
| 301-960
| 9 |
WASHDCINDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
|
|
| 301-980
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 301-996
| A |
BTVLMD12CMA |
6664 SPRINT SPECTRUM, L.P. |
236 |
|
|
|
| 301-996
| 0 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 301-996
| 1 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 301-996
| 2 |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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