Local Calling Guide

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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
443-693 1 Perryville MD   2589 US LEC OF MARYLAND, INC. 238   2004-02-05   
443-693 2 Perryville MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-09-01   
443-693 3 Perryville MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-05-02   
443-693 4 Perryville MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 238   2008-05-05   
443-693 5 Perryville MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-05   
443-693 7 Perryville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-693 8 Perryville MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2006-04-07   
443-693 9 Perryville MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-694 A Severna Park MD HNVAMDAYCM3  6664 SPRINT SPECTRUM L.P. 238      
443-694 0 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-08   
443-694 1 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-694 2 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238   2005-01-18   
443-694 3 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-694 4 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-694 5 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-694 6 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-694 7 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-694 8 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238   2006-04-03   
443-694 9 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238      
443-695 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-696 A Dundalk MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-696 0 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-696 1 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-696 2 Dundalk MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-22   
443-696 3 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-696 4 Dundalk MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2008-10-01   
443-696 5 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-696 6 Dundalk MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-22   
443-696 7 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-696 8 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-696 9 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-697 A Catonsville MD BLTMMDDN4MD  2554 GLOBAL NAPS SOUTH, INC. - MD 238      
443-698 A Odenton MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-698 0 Odenton MD   964H BARR TELL USA, INC. 238   2016-12-17   
443-698 1 Odenton MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2005-11-11   
443-698 2 Odenton MD   5562 METRO PCS, INC. 238   2013-06-14   
443-698 3 Odenton MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2016-08-25   
443-698 5 Odenton MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-698 6 Odenton MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-698 7 Odenton MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-698 8 Odenton MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-06-02   
443-698 9 Odenton MD   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-699 A Annapolis MD WDLWMDEMCM2  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-07   
443-699 0 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-07   
443-699 1 Annapolis MD   6664 SPRINT SPECTRUM L.P. 238   2011-10-10   
443-699 2 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-03   
443-699 3 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-03   
443-699 4 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-03   
443-699 5 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-06-03   
443-699 6 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-07-15   

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

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