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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
443-472 4 Columbia MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-472 5 Columbia MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2004-11-04   
443-472 6 Columbia MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-01-02   
443-472 7 Columbia MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2004-02-28   
443-472 8 Columbia MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-01-02   
443-472 9 Columbia MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-11-01   
443-473 A Baltimore MD HNVAMDAYCM2  6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 0 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 1 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 2 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 3 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 4 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 5 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 6 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 7 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 8 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-473 9 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2007-05-19   
443-474 A Catonsville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-475 A Baltimore MD BLTOMDKHDS0  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2011-07-16   
443-475 0 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-07-19   
443-475 1 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-07-19   
443-475 2 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-07-19   
443-475 3 Baltimore MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2011-07-16   
443-475 4 Baltimore MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2011-07-16   
443-475 5 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-07-19   
443-475 6 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-07-19   
443-475 7 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-07-19   
443-475 8 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-07-19   
443-475 9 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2011-07-19   
443-476 A Annapolis MD ANNPMDANDS0  9212 VERIZON MARYLAND, INC. 238      
443-477 A Cambridge MD SLBRMDAZCM2  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-03-09   
443-477 0 Cambridge MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-03-09   
443-477 1 Cambridge MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-09-21   
443-477 2 Cambridge MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-01-14   
443-477 3 Cambridge MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-03-03   
443-477 4 Cambridge MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-08-01   
443-477 5 Cambridge MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2017-11-24   
443-477 6 Cambridge MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2009-03-19   
443-477 7 Cambridge MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-08-02   
443-477 8 Cambridge MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2011-08-23   
443-477 9 Cambridge MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2014-02-11   
443-478 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-05-07   
443-478 0 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-05-07   
443-478 1 Baltimore MD   4773 XO MARYLAND, LLC 238   2010-01-30   
443-478 2 Baltimore MD   4773 XO MARYLAND, LLC 238   2010-01-30   
443-478 3 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-03-04   
443-478 4 Baltimore MD   4773 XO MARYLAND, LLC 238   2010-03-04   
443-478 5 Baltimore MD   4773 XO MARYLAND, LLC 238   2010-03-04   
443-478 6 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-05-03   
443-478 7 Baltimore MD   281E YMAX COMMUNICATIONS CORP. - MD 238   2009-09-24   

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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