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Prince Frederick, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-414 A PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-414 0   9212 VERIZON MARYLAND, INC. 238      
410-414 1   9212 VERIZON MARYLAND, INC. 238      
410-414 2   9212 VERIZON MARYLAND, INC. 238      
410-414 3   9212 VERIZON MARYLAND, INC. 238      
410-414 4   9212 VERIZON MARYLAND, INC. 238      
410-414 5   9212 VERIZON MARYLAND, INC. 238      
410-414 6   829J PAETEC ITEL, LLC 238   2004-03-27   
410-414 7   9212 VERIZON MARYLAND, INC. 238      
410-414 8   9212 VERIZON MARYLAND, INC. 238      
410-414 9   9212 VERIZON MARYLAND, INC. 238      
410-474 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
410-495 A MUTLMDMTRS0  9212 VERIZON MARYLAND, INC. 238      
410-535 A PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
410-586 A MUTLMDMTRS0  9212 VERIZON MARYLAND, INC. 238      
410-610 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-295 A BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-295 0   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
443-295 1   829J PAETEC ITEL, LLC 238   2004-02-05   
443-295 2   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2006-07-31   
443-295 3   071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-295 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-295 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-07-06   
443-295 6   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-03-04   
443-295 7   318J COMCAST IP PHONE, LLC 238   2005-03-10   
443-295 8   318J COMCAST IP PHONE, LLC 238   2016-06-06   
443-295 9   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-02-13   
443-432 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-432 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-12-07   
443-432 1   829J PAETEC ITEL, LLC 238      
443-432 2   876D ONVOY, LLC - MD 238   2014-10-20   
443-432 3   318J COMCAST IP PHONE, LLC 238   2014-10-15   
443-432 4   876D ONVOY, LLC - MD 238   2014-10-20   
443-432 5   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-05-08   
443-432 6   515J IP HORIZON LLC 238   2015-03-23   
443-432 7   508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-12   
443-432 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-10   
443-432 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2013-12-27   
443-486 A BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-486 0   145J TERRA NOVA TELECOM INC. 238   2021-07-16   
443-486 1   876D ONVOY, LLC - MD 238   2016-03-10   
443-486 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-03-14   
443-486 3   876D ONVOY, LLC - MD 238   2016-03-10   
443-486 4   9212 VERIZON MARYLAND, INC. 238   2004-07-15   
443-486 5   318J COMCAST IP PHONE, LLC 238   2013-09-06   
443-486 6   876D ONVOY, LLC - MD 238   2021-09-23   
443-486 7   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-02-13   
443-486 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2008-03-31   
443-486 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2021-12-15   
443-532 A BLTMMDCH40Z  5562 METROPCS, INC. 238      
443-532 0   5562 METROPCS, INC. 238      
443-532 1   5562 METROPCS, INC. 238      
443-532 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2016-05-06   
443-532 3   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2007-04-15   
443-532 4   5562 METROPCS, INC. 238      
443-532 5   5562 METROPCS, INC. 238      
443-532 6   5562 METROPCS, INC. 238      
443-532 7   5562 METROPCS, INC. 238      
443-532 8   5562 METROPCS, INC. 238      
443-532 9   515J IP HORIZON LLC 238   2016-01-04   
443-624 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-624 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-624 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-624 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-624 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-624 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-624 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-04-01   
443-624 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-08-07   
443-624 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-09-01   
443-624 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-01-02   
443-624 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-08-07   
443-684 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-684 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-12-14   
443-684 1   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-01-16   
443-684 2   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-22   
443-684 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-04-02   
443-684 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-02-02   
443-684 5   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-07-02   
443-684 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-06-27   
443-684 7   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-09-04   
443-684 8   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-08-01   
443-684 9   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-02-03   
443-771 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-771 0   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-11-06   
443-771 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-03-13   
443-771 2   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 3   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 4   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 5   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 6   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-16   
443-771 7   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2015-09-05   
443-771 8   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-771 9   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-968 A CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-968 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-968 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2003-01-24   
443-968 2   318J COMCAST IP PHONE, LLC 238   2008-04-08   
443-968 3   829J PAETEC ITEL, LLC 238   2006-07-30   
443-968 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2008-06-23   
443-968 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-10-07   

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

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