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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
443-779 A Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236      
443-779 0 Aberdeen MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-02-06   
443-779 1 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 2 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 3 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 4 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 5 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 6 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 7 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 8 Aberdeen MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 236   2010-10-20   
443-779 9 Aberdeen MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-12-27   
443-780 A Woodlawn MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-780 0 Woodlawn MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-780 1 Woodlawn MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-780 2 Woodlawn MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-780 3 Woodlawn MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-780 4 Woodlawn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   
443-780 5 Woodlawn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   
443-780 6 Woodlawn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-06-21   
443-780 7 Woodlawn MD BLTQMD012MD  964H BARR TELL USA, INC. 238   2016-12-17   
443-780 8 Woodlawn MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-23   
443-780 9 Woodlawn MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238      
443-781 A Armiger-Gibson Island MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238      
443-781 0 Armiger-Gibson Island MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC. - MD 238   2019-04-30   
443-781 3 Armiger-Gibson Island MD BLTMMDCHXFX  318J COMCAST IP PHONE LLC 238   2018-02-08   
443-781 4 Armiger-Gibson Island MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-04-20   
443-781 5 Armiger-Gibson Island MD   876D ONVOY, LLC - MD 238   2021-03-04   
443-781 6 Armiger-Gibson Island MD   876D ONVOY, LLC - MD 238   2021-03-04   
443-781 7 Armiger-Gibson Island MD BLTMMDCHXMX  506J TWILIO INTERNATIONAL INC 238   2020-12-26   
443-781 8 Armiger-Gibson Island MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2019-02-19   
443-781 9 Armiger-Gibson Island MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2019-02-19   
443-782 A Annapolis MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238      
443-782 0 Annapolis MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238      
443-782 1 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
443-782 2 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
443-782 3 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2017-06-02   
443-782 4 Annapolis MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2018-05-27   
443-782 5 Annapolis MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-06-08   
443-782 6 Annapolis MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC. - MD 238   2019-03-28   
443-782 7 Annapolis MD BLTOMDKHDS0  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2018-06-15   
443-782 8 Annapolis MD BLTMMDCH3MD  228C IDT AMERICA CORP - MD 238   2018-01-14   
443-782 9 Annapolis MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-10-30   
443-783 A Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-784 A Armiger-Gibson Island MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-784 0 Armiger-Gibson Island MD BLTQMD010MD  082H LOCAL ACCESS LLC - MD 238   2013-09-06   
443-784 1 Armiger-Gibson Island MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-01-12   
443-784 2 Armiger-Gibson Island MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-04-23   
443-784 3 Armiger-Gibson Island MD BLTOMDKHDS0  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2008-10-01   
443-784 4 Armiger-Gibson Island MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2004-11-15   
443-784 5 Armiger-Gibson Island MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-04-23   

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Last updated: Sun, 28 Feb 2021 19:06:05 UTC

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