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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-364 0 Ellicott City MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-08-27   
443-364 1 Ellicott City MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2018-04-29   
443-364 2 Ellicott City MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2007-05-23   
443-364 3 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-02-29   
443-364 4 Ellicott City MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2008-07-26   
443-364 5 Ellicott City MD CLMAMDNIDS1  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-364 6 Ellicott City MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2009-02-11   
443-364 7 Ellicott City MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2009-02-11   
443-364 8 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-364 9 Ellicott City MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2007-07-27   
443-365 A Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-365 0 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-365 1 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-365 2 Salisbury MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2008-03-13   
443-365 3 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-12-04   
443-365 4 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-10-03   
443-365 5 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-10-03   
443-365 6 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-365 7 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2009-02-02   
443-365 8 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2013-12-09   
443-365 9 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-366 A Salisbury MD SLBRMDSC2MD  5562 METROPCS, INC. 242      
443-366 0 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-366 1 Salisbury MD SLBRMDSC2MD  5562 METROPCS, INC. 242      
443-366 2 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2004-09-02   
443-366 3 Salisbury MD SLBRMDSC2MD  5562 METROPCS, INC. 242      
443-366 4 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2005-05-02   
443-366 5 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2005-05-02   
443-366 6 Salisbury MD SLBRMDSC2MD  5562 METROPCS, INC. 242   2005-01-18   
443-366 7 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2004-10-20   
443-366 8 Salisbury MD SLBRMDSC2MD  5562 METROPCS, INC. 242   2004-11-19   
443-366 9 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242      
443-367 A Columbia MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
443-367 0 Columbia MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
443-367 1 Columbia MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-07-02   
443-367 2 Columbia MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
443-367 3 Columbia MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
443-367 4 Columbia MD CLMAMDJTBMD  2589 US LEC OF MARYLAND, INC. 238   2007-06-15   
443-367 5 Columbia MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
443-367 6 Columbia MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
443-367 7 Columbia MD CLMAMDCBRP0  9212 VERIZON MARYLAND, INC. 238      
443-367 8 Columbia MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   
443-367 9 Columbia MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2011-04-03   
443-368 A Westminster MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-369 A Bel Air MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-370 A Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 0 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 1 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 2 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 3 Annapolis MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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