Local Calling Guide

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Washington Zone 2, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
301-243 8   9212 VERIZON MARYLAND, INC. 236   2006-08-19   
301-243 9   9212 VERIZON MARYLAND, INC. 236   2006-08-19   
301-263 A BTHSMDWADS0  9212 VERIZON MARYLAND, INC. 236      
301-263 0 BTHSMDWADS0  9212 VERIZON MARYLAND, INC. 236      
301-263 1 BTHSMDWADS0  9212 VERIZON MARYLAND, INC. 236      
301-263 2 BTHSMDWADS0  9212 VERIZON MARYLAND, INC. 236      
301-263 3 VINNVACBDS0  876D ONVOY, LLC - MD 236   2016-02-14   
301-263 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-03-20   
301-263 5 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-06-08   
301-263 6 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
301-263 7 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
301-263 8 LARLMDCCDS0  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 236   2004-04-06   
301-263 9 BTHSMDWADS0  9212 VERIZON MARYLAND, INC. 236      
301-269 A WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-269 0 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-05-29   
301-269 1 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-05-29   
301-269 2 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-05-29   
301-269 3 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-01-02   
301-269 4 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-03-15   
301-269 5 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-03-15   
301-269 6 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-03-15   
301-269 7 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-04-29   
301-269 8 WASHDCSW00Z  829J PAETEC ITEL, LLC 236   2015-06-29   
301-269 9 WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2015-10-22   
301-272 A WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-272 0 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2008-02-21   
301-272 1 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-272 2 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-272 3 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-272 4 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2008-12-01   
301-272 5 BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-10-08   
301-272 6 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-272 7 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2008-02-21   
301-272 8 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-272 9 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-275 A CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 0 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 1 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 2 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 3 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 4 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 5 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 6 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 7 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 8 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-275 9 CHCHMDBEWMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-280 A CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-295 A BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-300 A WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-300 0 WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2007-05-26   

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Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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