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Glen Burnie, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-891 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-891 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-891 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-891 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-891 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2003-11-01   
443-891 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-10-03   
443-891 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-04-12   
443-891 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-04-12   
443-891 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-04-12   
443-891 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-04-12   
443-891 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-04-12   
443-960 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-960 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-08   
443-960 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-02-06   
443-960 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-02-06   
443-960 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2016-04-11   
443-960 4   318J COMCAST IP PHONE, LLC 238   2016-04-18   
443-960 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2016-02-05   
443-960 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-03   
443-960 7   876D ONVOY, LLC - MD 238   2014-12-31   
443-960 8   876D ONVOY, LLC - MD 238   2014-12-31   
443-960 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-04-12   
443-962 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-962 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-11-05   
443-962 1   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2007-11-20   
443-962 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-12-14   
443-962 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-01-14   
443-962 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-02-04   
443-962 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-02-04   
443-962 6   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-02-13   
443-962 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-03-03   
443-962 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-04-21   
443-962 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-04-21   
443-989 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-989 0   829J PAETEC ITEL, LLC 238      
443-989 1   829J PAETEC ITEL, LLC 238      
443-989 2   829J PAETEC ITEL, LLC 238      
443-989 3   829J PAETEC ITEL, LLC 238      
443-989 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2021-05-28   
443-989 5   829J PAETEC ITEL, LLC 238      
443-989 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-07-06   
443-989 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-09-14   
443-989 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-07-03   
443-989 9   829J PAETEC ITEL, LLC 238      
667-232 A BLTMMDCHCMD  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-232 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-04-30   
667-232 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-01-18   
667-232 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-232 3   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-232 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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