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Columbia, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-518 0 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-05-26   
443-518 1 CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238   2009-03-02   
443-518 2 CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238   2009-03-02   
443-518 3 CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238   2009-03-02   
443-518 4 CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238   2009-03-02   
443-518 5 CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238   2009-03-02   
443-518 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-05-26   
443-518 7 WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2010-04-08   
443-518 8 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-03-29   
443-518 9 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   
443-535 A CLVLMDCERP0  9212 VERIZON MARYLAND, INC. 238   2024-01-30   
443-535 0 CLVLMDCERP0  9212 VERIZON MARYLAND, INC. 238      
443-535 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-05-20   
443-535 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-09-15   
443-535 3 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-01-21   
443-535 4 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2006-05-15   
443-535 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2007-02-08   
443-535 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-03-21   
443-535 7 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2009-07-09   
443-535 8 CLVLMDCERP0  9212 VERIZON MARYLAND, INC. 238      
443-535 9 CLVLMDCERP0  9212 VERIZON MARYLAND, INC. 238      
443-537 A BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-537 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2009-10-30   
443-537 1 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2009-10-25   
443-537 2 CLMAMDJTBMD  2589 US LEC OF MARYLAND, INC. 238   2011-03-11   
443-537 3 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-03   
443-537 4 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2009-07-13   
443-537 5 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-537 6 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-537 7 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-537 8 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-537 9 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-02-05   
443-538 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-539 A CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-539 0 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-539 1 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-539 2 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-539 3 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-539 4 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238   2006-08-15   
443-539 5 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2008-10-01   
443-539 6 BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   
443-539 7 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2010-02-15   
443-539 8 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-02-13   
443-539 9 CLMAMDJTAMD  2589 US LEC OF MARYLAND, INC. 238      
443-542 A BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-542 0 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-542 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-11-25   
443-542 2 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-542 3 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-03-12   
443-542 4 CLMAMDSRRS0  9212 VERIZON MARYLAND, INC. 238   2004-12-20   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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