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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
443-367 1 Columbia MD   6664 SPRINT SPECTRUM L.P. 238   2005-07-02   
443-367 2 Columbia MD   9212 VERIZON MARYLAND, INC. 238      
443-367 3 Columbia MD   9212 VERIZON MARYLAND, INC. 238      
443-367 4 Columbia MD   2589 US LEC OF MARYLAND, INC. 238   2007-06-15   
443-367 5 Columbia MD   9212 VERIZON MARYLAND, INC. 238      
443-367 6 Columbia MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-28   
443-367 7 Columbia MD   9212 VERIZON MARYLAND, INC. 238      
443-367 8 Columbia MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-10-28   
443-367 9 Columbia MD   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   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 1 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 2 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 3 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 4 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-18   
443-370 5 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 6 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 7 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-09-01   
443-370 8 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2005-09-20   
443-370 9 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-02-03   
443-371 A Bel Air MD BLTMMDCHXZY  8864 BROADWING COMMUNICATIONS. LLC - MD 238      
443-371 0 Bel Air MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-26   
443-371 1 Bel Air MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2016-02-06   
443-371 2 Bel Air MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2013-09-30   
443-371 3 Bel Air MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-11-28   
443-371 4 Bel Air MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2006-04-08   
443-371 5 Bel Air MD   6664 SPRINT SPECTRUM L.P. 238   2006-05-27   
443-371 6 Bel Air MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2007-09-20   
443-371 7 Bel Air MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2007-09-20   
443-371 8 Bel Air MD   8864 BROADWING COMMUNICATIONS. LLC - MD 238   2003-05-13   
443-371 9 Bel Air MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2008-02-01   
443-372 A Edgewood MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-372 0 Edgewood MD   2589 US LEC OF MARYLAND, INC. 238      
443-372 1 Edgewood MD   2589 US LEC OF MARYLAND, INC. 238      
443-372 2 Edgewood MD   2589 US LEC OF MARYLAND, INC. 238      
443-372 3 Edgewood MD   2589 US LEC OF MARYLAND, INC. 238      
443-372 4 Edgewood MD   8864 BROADWING COMMUNICATIONS. LLC - MD 238   2002-05-02   
443-372 5 Edgewood MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2008-06-03   
443-372 6 Edgewood MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2003-12-01   
443-372 7 Edgewood MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-09-09   
443-372 8 Edgewood MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-09-09   
443-372 9 Edgewood MD   2589 US LEC OF MARYLAND, INC. 238      
443-373 A Ocean City MD SLBRMDSBRMD  6664 SPRINT SPECTRUM L.P. 242      
443-373 0 Ocean City MD   876D ONVOY, LLC - MD 242   2017-04-14   
443-373 1 Ocean City MD   6664 SPRINT SPECTRUM L.P. 242      
443-373 2 Ocean City MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2016-12-04   
443-373 3 Ocean City MD   6664 SPRINT SPECTRUM L.P. 242      
443-373 4 Ocean City MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2019-11-26   

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

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