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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
443-733 6 Waterloo MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-28   
443-733 7 Waterloo MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
443-733 8 Waterloo MD   515J IP HORIZON LLC 238   2016-05-31   
443-733 9 Waterloo MD CLMAMDNIDS1  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-734 A Severn MD ODTNMDONDS0  9212 VERIZON MARYLAND, INC. 238      
443-734 0 Severn MD   515J IP HORIZON LLC 238   2013-09-06   
443-734 1 Severn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-09-06   
443-734 2 Severn MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2015-03-06   
443-734 3 Severn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-01-22   
443-734 4 Severn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-04-02   
443-734 5 Severn MD BLTMMDCHFMD  5562 METROPCS, INC. 238   2015-03-13   
443-734 6 Severn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-11-11   
443-734 7 Severn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-734 8 Severn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-734 9 Severn MD ODTNMDONDS0  9212 VERIZON MARYLAND, INC. 238      
443-735 A Salisbury MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242      
443-736 A Salisbury MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242      
443-736 0 Salisbury MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242      
443-736 1 Salisbury MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2013-07-21   
443-736 2 Salisbury MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2011-04-16   
443-736 3 Salisbury MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2008-03-26   
443-736 4 Salisbury MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2008-03-26   
443-736 5 Salisbury MD SLBRMDSC2MD  5562 METROPCS, INC. 242   2011-10-11   
443-736 6 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2010-05-03   
443-736 7 Salisbury MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2007-10-29   
443-736 8 Salisbury MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2007-10-29   
443-736 9 Salisbury MD SLBRMDSCXLX  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 BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-737 1 Waterloo MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-737 2 Waterloo MD BLTMMDSN6MD  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 BLTMMDSN6MD  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 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-21   
443-737 7 Waterloo MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-21   
443-737 8 Waterloo MD   515J IP HORIZON LLC 238   2015-03-21   
443-737 9 Waterloo MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 A Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 0 Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 1 Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 2 Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 3 Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 4 Pikesville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-09-01   
443-738 5 Pikesville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-09-01   
443-738 6 Pikesville MD BLTMMDCHDMD  551G NUSO, LLC 238   2016-08-31   
443-738 7 Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 8 Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-738 9 Pikesville MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-739 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      

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

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