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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
443-228 2 Chase MD   2589 US LEC OF MARYLAND, INC. 238      
443-228 3 Chase MD   2589 US LEC OF MARYLAND, INC. 238      
443-228 4 Chase MD   4773 XO MARYLAND, LLC 238   2005-12-12   
443-228 5 Chase MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-05-26   
443-228 6 Chase MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-22   
443-228 7 Chase MD   082H LOCAL ACCESS LLC - MD 238   2016-05-31   
443-228 8 Chase MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-228 9 Chase MD   2589 US LEC OF MARYLAND, INC. 238      
443-229 A Severna Park MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-229 0 Severna Park MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-229 1 Severna Park MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-229 2 Severna Park MD   281E YMAX COMMUNICATIONS CORP. - MD 238   2009-02-12   
443-229 3 Severna Park MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-229 4 Severna Park MD   281E YMAX COMMUNICATIONS CORP. - MD 238   2009-08-20   
443-229 5 Severna Park MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-229 6 Severna Park MD   281E YMAX COMMUNICATIONS CORP. - MD 238   2009-09-25   
443-229 7 Severna Park MD   281E YMAX COMMUNICATIONS CORP. - MD 238   2009-09-25   
443-229 8 Severna Park MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-229 9 Severna Park MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-230 A Odenton MD   2697 CTC COMMUNICATIONS CORP. - MD 238      
443-230 1 Odenton MD   2697 CTC COMMUNICATIONS CORP. - MD 238      
443-230 3 Odenton MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2014-07-04   
443-230 4 Odenton MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2016-09-08   
443-230 5 Odenton MD   876D ONVOY, LLC - MD 238   2016-03-29   
443-230 6 Odenton MD   5562 METRO PCS, INC. 238   2016-11-17   
443-230 7 Odenton MD   7575 CENTURYLINK COMMUNICATIONS LLC 238   2014-06-25   
443-230 8 Odenton MD   082H LOCAL ACCESS LLC - MD 238   2016-01-04   
443-230 9 Odenton MD   082H LOCAL ACCESS LLC - MD 238   2015-03-23   
443-231 A Essex MD BLTMMDCHDS7  7421 AT&T LOCAL 238      
443-231 0 Essex MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-02-11   
443-231 1 Essex MD   2697 CTC COMMUNICATIONS CORP. - MD 238   2005-04-29   
443-231 2 Essex MD   7421 AT&T LOCAL 238      
443-231 3 Essex MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-04-24   
443-231 4 Essex MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2003-02-20   
443-231 5 Essex MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2005-03-10   
443-231 6 Essex MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-06-20   
443-231 7 Essex MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2006-06-20   
443-231 8 Essex MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2006-08-25   
443-231 9 Essex MD   082H LOCAL ACCESS LLC - MD 238   2016-05-31   
443-232 A Willards MD SLBRMDSBDC0  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242      
443-232 1 Willards MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242      
443-232 2 Willards MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242      
443-232 3 Willards MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
443-232 4 Willards MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
443-232 5 Willards MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2018-06-17   
443-232 6 Willards MD   2593 CORE COMMUNICATIONS, INC. - MD 242   2019-06-07   
443-232 7 Willards MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 242   2007-08-08   
443-232 8 Willards MD   073H TELNYX LLC 242   2017-09-13   
443-233 A Vienna MD SLBRMDSBDC0  7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242      
443-233 0 Vienna MD   7944 CAVALIER TELEPHONE, LLC (MID-ATLANTIC) - MD 242      

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

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