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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
443-216 0 Dundalk MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2004-03-29   
443-216 1 Dundalk MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-06-26   
443-216 2 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2001-11-02   
443-216 3 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2001-11-02   
443-216 4 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2001-11-02   
443-216 5 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2001-11-02   
443-216 6 Dundalk MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2001-11-02   
443-216 7 Dundalk MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2005-03-10   
443-216 8 Dundalk MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-07-13   
443-216 9 Dundalk MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-217 A Annapolis MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC. - MD 238      
443-218 A Worthington MD BLTOMDXIDS0  6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-218 0 Worthington MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-218 1 Worthington MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-218 2 Worthington MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-05   
443-218 3 Worthington MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-09-04   
443-218 4 Worthington MD   6050 GLOBAL CROSSING LOCAL SERVICES, INC.-MD 238      
443-218 5 Worthington MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-218 6 Worthington MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-10-28   
443-218 7 Worthington MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2011-11-20   
443-218 8 Worthington MD   4773 XO MARYLAND, LLC 238   2006-08-07   
443-219 A Parkville MD BLTMMDSNRS0  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-219 0 Parkville MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-219 1 Parkville MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-219 2 Parkville MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-01-13   
443-219 3 Parkville MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-02-10   
443-219 4 Parkville MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2003-02-20   
443-219 5 Parkville MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2012-03-10   
443-219 6 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-10-12   
443-219 7 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-04-22   
443-219 8 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2013-04-22   
443-219 9 Parkville MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-220 A Baltimore MD BLTMMDCHDS2  9212 VERIZON MARYLAND, INC. 238      
443-220 0 Baltimore MD   9212 VERIZON MARYLAND, INC. 238      
443-220 1 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2004-01-12   
443-220 2 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-08-13   
443-220 3 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2005-08-13   
443-220 4 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2003-08-17   
443-220 5 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2003-08-17   
443-220 6 Baltimore MD   6664 SPRINT SPECTRUM L.P. 238   2003-08-17   
443-220 7 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2004-01-12   
443-220 8 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2004-01-12   
443-220 9 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2004-01-12   
443-221 A Annapolis MD BLTMMDSNRS0  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-221 0 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-05-12   
443-221 1 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-05-12   
443-221 2 Annapolis MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2010-08-01   
443-221 3 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-05-12   
443-221 4 Annapolis MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-221 5 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-05-12   

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

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