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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
443-815 6 Essex MD   4773 XO MARYLAND, LLC 238      
443-815 7 Essex MD   876D ONVOY, LLC - MD 238   2014-11-01   
443-815 8 Essex MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-10-10   
443-815 9 Essex MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2014-11-08   
443-816 A Severna Park MD   4773 XO MARYLAND, LLC 238      
443-816 0 Severna Park MD   4773 XO MARYLAND, LLC 238      
443-816 1 Severna Park MD   4773 XO MARYLAND, LLC 238      
443-816 2 Severna Park MD   4773 XO MARYLAND, LLC 238      
443-816 3 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238   2010-12-27   
443-816 4 Severna Park MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-04-22   
443-816 5 Severna Park MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-04-22   
443-816 6 Severna Park MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-04-22   
443-816 7 Severna Park MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2019-04-22   
443-816 8 Severna Park MD   6664 SPRINT SPECTRUM L.P. 238   2010-12-27   
443-816 9 Severna Park MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-29   
443-817 A Armiger-Gibson Island MD   4773 XO MARYLAND, LLC 238      
443-817 0 Armiger-Gibson Island MD   4773 XO MARYLAND, LLC 238      
443-817 1 Armiger-Gibson Island MD   4773 XO MARYLAND, LLC 238      
443-817 2 Armiger-Gibson Island MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-11-30   
443-817 3 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-01-12   
443-817 4 Armiger-Gibson Island MD   4773 XO MARYLAND, LLC 238      
443-817 5 Armiger-Gibson Island MD   4773 XO MARYLAND, LLC 238      
443-817 6 Armiger-Gibson Island MD   4773 XO MARYLAND, LLC 238      
443-817 8 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-01-12   
443-817 9 Armiger-Gibson Island MD   4773 XO MARYLAND, LLC 238      
443-818 A Armiger-Gibson Island MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-02-20   
443-818 0 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-10-01   
443-818 1 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-07-01   
443-818 2 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-07-01   
443-818 3 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-08-22   
443-818 4 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-08-22   
443-818 5 Armiger-Gibson Island MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-02-20   
443-818 6 Armiger-Gibson Island MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-02-20   
443-818 7 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-10-01   
443-818 8 Armiger-Gibson Island MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2013-11-22   
443-818 9 Armiger-Gibson Island MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-02-13   
443-819 A Bel Air MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238      
443-819 0 Bel Air MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-06-05   
443-819 1 Bel Air MD   876D ONVOY, LLC - MD 238   2015-07-30   
443-819 2 Bel Air MD   876D ONVOY, LLC - MD 238   2015-07-30   
443-819 3 Bel Air MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2016-10-10   
443-819 4 Bel Air MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-08-22   
443-819 5 Bel Air MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-12-12   
443-819 6 Bel Air MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2015-10-09   
443-819 7 Bel Air MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2015-10-09   
443-819 8 Bel Air MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2015-03-21   
443-819 9 Bel Air MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 238   2015-03-21   
443-820 A Elkridge MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-820 0 Elkridge MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-820 1 Elkridge MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      

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Last updated: Sun, 31 May 2020 11:59:01 UTC

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