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Frederick, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
240-439 8   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2009-08-13   
240-439 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2008-10-03   
240-440 A MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
240-440 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2009-05-19   
240-440 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2009-05-19   
240-440 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2009-06-09   
240-440 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2010-07-06   
240-440 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2010-12-23   
240-440 5   5562 METROPCS, INC. 240   2011-10-11   
240-440 6   5562 METROPCS, INC. 240   2011-10-11   
240-440 7   5562 METROPCS, INC. 240   2011-03-17   
240-440 8   5562 METROPCS, INC. 240   2011-03-17   
240-440 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2011-03-17   
240-446 A FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-446 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-446 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-446 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-446 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-446 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-446 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2003-04-07   
240-446 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-446 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2003-06-03   
240-446 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2003-06-03   
240-446 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-457 A FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-457 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2008-11-14   
240-457 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2010-06-12   
240-457 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2011-02-05   
240-457 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2011-06-24   
240-457 4   318J COMCAST IP PHONE, LLC 240   2011-06-20   
240-457 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2011-10-11   
240-457 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2011-10-11   
240-457 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2009-09-04   
240-457 8   5562 METROPCS, INC. 240   2011-09-25   
240-457 9   071F BANDWIDTH.COM CLEC, LLC - MD 240   2009-02-09   
240-529 A FRDRMDFRDS1  9212 VERIZON MARYLAND, INC. 240      
240-529 0   9212 VERIZON MARYLAND, INC. 240      
240-529 1   9212 VERIZON MARYLAND, INC. 240      
240-529 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2005-01-09   
240-529 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2005-06-13   
240-529 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2005-06-13   
240-529 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2005-11-07   
240-529 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2006-01-06   
240-529 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2006-02-04   
240-529 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2006-02-05   
240-529 9   5562 METROPCS, INC. 240   2006-07-02   
240-549 A FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-549 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2016-07-14   
240-549 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2016-12-09   
240-549 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2016-12-22   
240-549 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2017-07-28   
240-549 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2016-08-03   
240-549 5   876D ONVOY, LLC - MD 240   2017-11-11   
240-549 6   876D ONVOY, LLC - MD 240   2017-11-11   
240-549 7   551G NUSO, LLC 240   2018-02-28   
240-549 8   568G PEERLESS NETWORK OF MARYLAND, LLC 240   2018-03-09   
240-549 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2016-05-14   
240-566 A FRDRMDFRDS1  9212 VERIZON MARYLAND, INC. 240      
240-566 0   9212 VERIZON MARYLAND, INC. 240   2002-07-26   
240-566 1   829J PAETEC ITEL, LLC 240   2006-02-10   
240-566 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2006-09-01   
240-566 3   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2002-10-01   
240-566 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2002-10-01   
240-566 5   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2006-09-05   
240-566 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2008-06-05   
240-566 7   071F BANDWIDTH.COM CLEC, LLC - MD 240   2008-09-01   
240-566 8   5562 METROPCS, INC. 240   2006-06-02   
240-566 9   9212 VERIZON MARYLAND, INC. 240   2002-07-26   
240-575 A FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240      
240-575 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2007-06-16   
240-575 1   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2007-07-03   
240-575 2   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2007-07-27   
240-575 3   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2007-07-27   
240-575 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2008-04-04   
240-575 5   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2006-02-20   
240-575 6   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2006-02-20   
240-575 7   829J PAETEC ITEL, LLC 240   2008-04-20   
240-575 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2007-08-20   
240-575 9   318J COMCAST IP PHONE, LLC 240   2008-03-19   
240-578 A FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
240-578 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2011-09-05   
240-578 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2011-10-02   
240-578 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2012-06-03   
240-578 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2013-05-01   
240-578 4   318J COMCAST IP PHONE, LLC 240   2014-01-14   
240-578 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2014-04-01   
240-578 6   5562 METROPCS, INC. 240   2011-10-11   
240-578 7   5562 METROPCS, INC. 240   2011-10-11   
240-578 8   5562 METROPCS, INC. 240   2011-10-11   
240-578 9   5562 METROPCS, INC. 240   2011-10-11   
240-586 A FRDRMDFRDS1  9212 VERIZON MARYLAND, INC. 240      
240-586 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2007-11-16   
240-586 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2007-11-16   
240-586 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2008-07-17   
240-586 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2007-04-12   
240-586 4   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2007-04-12   
240-586 5   9212 VERIZON MARYLAND, INC. 240   2007-01-21   
240-586 6   9212 VERIZON MARYLAND, INC. 240   2007-01-21   
240-586 7   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2007-01-21   
240-586 8   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2007-01-21   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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