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Washington Zone 2, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
301-664 4   071F BANDWIDTH.COM CLEC, LLC - MD 236   2018-10-19   
301-664 5   9212 VERIZON MARYLAND, INC. 236      
301-664 6   9212 VERIZON MARYLAND, INC. 236      
301-664 7   9212 VERIZON MARYLAND, INC. 236      
301-664 8   9212 VERIZON MARYLAND, INC. 236      
301-664 9   9212 VERIZON MARYLAND, INC. 236      
301-674 A BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 0   5562 METROPCS, INC. 236      
301-674 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-674 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-718 A CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-742 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-760 A MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-760 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-12-23   
301-760 1   9212 VERIZON MARYLAND, INC. 236   2004-07-08   
301-760 2   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-07-03   
301-760 3   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-02-14   
301-760 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-760 5   9212 VERIZON MARYLAND, INC. 236   2004-08-10   
301-760 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-12-23   
301-760 7   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-02-14   
301-760 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-09-13   
301-760 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-09-13   
301-767 A BTHSMDBDDS0  9212 VERIZON MARYLAND, INC. 236      
301-767 0   9212 VERIZON MARYLAND, INC. 236      
301-767 1   9212 VERIZON MARYLAND, INC. 236      
301-767 2   9212 VERIZON MARYLAND, INC. 236      
301-767 3   9212 VERIZON MARYLAND, INC. 236      
301-767 4   9212 VERIZON MARYLAND, INC. 236      
301-767 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2007-01-13   
301-767 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2007-04-09   
301-767 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2007-04-09   
301-767 8   9212 VERIZON MARYLAND, INC. 236      
301-767 9   9212 VERIZON MARYLAND, INC. 236      
301-771 A CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-771 0   876D ONVOY, LLC - MD 236   2014-09-01   
301-771 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2015-05-19   
301-771 2   9212 VERIZON MARYLAND, INC. 236      
301-771 3   9212 VERIZON MARYLAND, INC. 236      
301-771 4   9212 VERIZON MARYLAND, INC. 236      
301-771 5   9212 VERIZON MARYLAND, INC. 236      
301-771 6   9212 VERIZON MARYLAND, INC. 236      
301-771 7   9212 VERIZON MARYLAND, INC. 236      
301-771 8   9212 VERIZON MARYLAND, INC. 236      
301-771 9   515J IP HORIZON LLC 236   2016-05-31   
301-803 A BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-803 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-27   
301-803 1   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-803 2   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-803 3   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-803 4   9212 VERIZON MARYLAND, INC. 236      
301-803 5   2596 QUANTUM TELECOMMUNICATIONS, INC. - MD 236   2003-12-25   
301-803 6   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-803 7   9212 VERIZON MARYLAND, INC. 236      
301-803 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-05-06   
301-803 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-27   
301-813 A VINNVACB2MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 236      
301-814 A BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-827 A BTHSMDRPDS0  9212 VERIZON MARYLAND, INC. 236      
301-828 A WASHDCDTDS1  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-828 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2005-09-29   
301-828 1   829J PAETEC ITEL, LLC 236   2005-11-11   
301-828 2   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-828 3   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-828 4   9212 VERIZON MARYLAND, INC. 236   2005-04-22   
301-828 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-07-27   
301-828 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2007-06-28   
301-828 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-04-07   
301-828 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2008-03-11   
301-828 9   071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-841 A WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-841 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-841 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-841 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-841 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2007-10-23   
301-841 4   829J PAETEC ITEL, LLC 236   2007-05-17   
301-841 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2006-09-09   
301-841 6   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-07-03   
301-841 7   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-08-07   
301-841 8   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-07-27   
301-841 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-896 A BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-897 A BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-900 A VINNVACBDS0  876D ONVOY, LLC - MD 236      
301-900 0   876D ONVOY, LLC - MD 236   2015-04-20   
301-900 1   876D ONVOY, LLC - MD 236   2015-07-27   
301-900 2   876D ONVOY, LLC - MD 236   2015-07-27   
301-900 3   876D ONVOY, LLC - MD 236   2015-07-27   
301-900 4   876D ONVOY, LLC - MD 236   2015-07-27   
301-900 5   876D ONVOY, LLC - MD 236   2015-06-27   
301-900 6   876D ONVOY, LLC - MD 236   2015-07-27   
301-900 7   876D ONVOY, LLC - MD 236   2015-07-27   
301-900 8   876D ONVOY, LLC - MD 236   2015-07-27   

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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