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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
443-457 7 Brooklyn Park-Linthicum MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238   2004-09-05   
443-457 8 Brooklyn Park-Linthicum MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-01-09   
443-457 9 Brooklyn Park-Linthicum MD   876D ONVOY, LLC - MD 238   2016-03-24   
443-458 A Annapolis MD   4773 XO MARYLAND, LLC 238      
443-458 0 Annapolis MD   4773 XO MARYLAND, LLC 238      
443-458 1 Annapolis MD   4773 XO MARYLAND, LLC 238      
443-458 2 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-09-12   
443-458 3 Annapolis MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-09-12   
443-458 4 Annapolis MD   4773 XO MARYLAND, LLC 238      
443-458 5 Annapolis MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2007-08-13   
443-458 6 Annapolis MD   4773 XO MARYLAND, LLC 238      
443-458 7 Annapolis MD   4773 XO MARYLAND, LLC 238      
443-458 8 Annapolis MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-07-02   
443-458 9 Annapolis MD   4773 XO MARYLAND, LLC 238      
443-459 A Elkridge MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-459 0 Elkridge MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-459 1 Elkridge MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-10-21   
443-459 2 Elkridge MD   4773 XO MARYLAND, LLC 238   2005-02-15   
443-459 3 Elkridge MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2004-09-09   
443-459 4 Elkridge MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-08-13   
443-459 5 Elkridge MD   4773 XO MARYLAND, LLC 238   2005-12-12   
443-459 6 Elkridge MD   6664 SPRINT SPECTRUM L.P. 238   2011-09-19   
443-459 7 Elkridge MD   6664 SPRINT SPECTRUM L.P. 238   2011-11-07   
443-459 8 Elkridge MD   4773 XO MARYLAND, LLC 238   2005-12-12   
443-459 9 Elkridge MD   4773 XO MARYLAND, LLC 238   2005-12-12   
443-460 A Essex MD   4773 XO MARYLAND, LLC 238      
443-460 0 Essex MD   4773 XO MARYLAND, LLC 238      
443-460 1 Essex MD   4773 XO MARYLAND, LLC 238      
443-460 2 Essex MD   4773 XO MARYLAND, LLC 238      
443-460 3 Essex MD   4773 XO MARYLAND, LLC 238      
443-460 4 Essex MD   4773 XO MARYLAND, LLC 238      
443-460 6 Essex MD   4773 XO MARYLAND, LLC 238      
443-460 7 Essex MD   4773 XO MARYLAND, LLC 238      
443-460 8 Essex MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-03-31   
443-460 9 Essex MD   4773 XO MARYLAND, LLC 238      
443-461 A Parkville MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-461 0 Parkville MD   2589 US LEC OF MARYLAND, INC. 238      
443-461 1 Parkville MD   2589 US LEC OF MARYLAND, INC. 238      
443-461 2 Parkville MD   2589 US LEC OF MARYLAND, INC. 238      
443-461 3 Parkville MD   2589 US LEC OF MARYLAND, INC. 238      
443-461 4 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-03-02   
443-461 5 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-03-02   
443-461 6 Parkville MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-03-02   
443-461 7 Parkville MD   082H LOCAL ACCESS LLC - MD 238   2016-10-14   
443-461 8 Parkville MD   073H TELNYX LLC 238   2017-03-14   
443-461 9 Parkville MD   2589 US LEC OF MARYLAND, INC. 238      
443-462 A Baltimore MD CTVLMDBACM3  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-01-15   
443-462 0 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-01-15   
443-462 1 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-04-02   
443-462 2 Baltimore MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-04-02   

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

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