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Baltimore, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-913 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-14   
443-913 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-14   
443-913 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-14   
443-913 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-14   
443-913 7   5562 METROPCS, INC. 238   2011-08-14   
443-913 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-14   
443-913 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-14   
443-915 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-915 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-06   
443-915 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-06   
443-915 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-08   
443-915 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-08   
443-915 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-08   
443-915 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-08   
443-915 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-08   
443-915 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-08   
443-915 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-08   
443-915 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-11-08   
443-916 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2024-02-09   
443-916 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-916 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-916 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-916 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-916 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-916 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-916 6   624H ONVOY SPECTRUM, LLC 238   2024-10-23   
443-916 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-916 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-916 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-919 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-923 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-925 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-925 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-11   
443-925 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-11   
443-925 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-11   
443-925 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-11   
443-925 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-04-18   
443-925 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-04-18   
443-925 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-04-18   
443-925 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-11   
443-925 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-10-11   
443-925 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-04-17   
443-927 A BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-927 0   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-927 1   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-927 2   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-927 3   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-927 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-11-25   
443-927 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-11-25   
443-927 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-08-01   
443-927 7   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-927 8   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-927 9   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-928 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-928 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-928 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-928 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-928 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-928 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-928 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-06-25   
443-928 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-08-01   
443-928 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-928 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-928 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-930 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-930 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-06-06   
443-930 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-06-06   
443-930 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-06-06   
443-930 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-06-06   
443-930 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-07-08   
443-930 5   281E YMAX COMMUNICATIONS CORP. - MD 238   2011-06-17   
443-930 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-07-08   
443-930 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-07-08   
443-930 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-07-08   
443-930 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-01-20   
443-931 A BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-931 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-30   
443-931 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-30   
443-931 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 3   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2011-12-08   
443-931 4   829J PAETEC ITEL, LLC 238   2012-08-23   
443-931 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-932 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2024-02-09   
443-932 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-932 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-932 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-932 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
443-932 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-932 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-932 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-932 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-932 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-932 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-10-06   
443-934 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-934 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-02-01   
443-934 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-03-03   

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

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