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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
443-736 7 Salisbury MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2007-10-29   
443-736 8 Salisbury MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2007-10-29   
443-736 9 Salisbury MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242      
443-737 A Waterloo MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-737 0 Waterloo MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-737 1 Waterloo MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-737 2 Waterloo MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-07-16   
443-737 3 Waterloo MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-05-02   
443-737 4 Waterloo MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2004-02-07   
443-737 5 Waterloo MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-05-02   
443-737 6 Waterloo MD   876D ONVOY, LLC - MD 238   2016-03-21   
443-737 7 Waterloo MD   876D ONVOY, LLC - MD 238   2016-03-21   
443-737 8 Waterloo MD   082H LOCAL ACCESS LLC - MD 238   2015-03-21   
443-737 9 Waterloo MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 A Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 0 Pikesville MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 1 Pikesville MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 2 Pikesville MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 3 Pikesville MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 4 Pikesville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-09-01   
443-738 5 Pikesville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-09-01   
443-738 6 Pikesville MD   551G BRIGHTLINK COMMUNICATIONS, LLC 238   2016-08-31   
443-738 7 Pikesville MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 8 Pikesville MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 9 Pikesville MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-739 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-740 A Baltimore MD BLTMMDCHBMD  4749 TELCOVE OPERATIONS, INC. - MD 238   2005-03-20   
443-740 0 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-28   
443-740 1 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-28   
443-740 2 Baltimore MD   4749 TELCOVE OPERATIONS, INC. - MD 238   2005-03-20   
443-740 3 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-28   
443-740 4 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-28   
443-740 5 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-28   
443-740 6 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-20   
443-740 7 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-20   
443-740 8 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2005-03-20   
443-740 9 Baltimore MD   4773 XO MARYLAND, LLC 238   2005-08-03   
443-741 A Columbia MD BLTOMDKHDS0  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2011-05-13   
443-741 0 Columbia MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-08   
443-741 1 Columbia MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-05-20   
443-741 2 Columbia MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-08-20   
443-741 3 Columbia MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2011-05-13   
443-741 4 Columbia MD   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2012-05-05   
443-741 5 Columbia MD   5562 METRO PCS, INC. 238   2013-06-14   
443-741 6 Columbia MD   5562 METRO PCS, INC. 238   2013-06-14   
443-741 7 Columbia MD   5562 METRO PCS, INC. 238   2014-08-01   
443-741 8 Columbia MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-741 9 Columbia MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-742 A Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-743 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-05-29   

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

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