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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
443-525 1 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-525 2 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-525 3 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-525 4 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-525 5 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-525 6 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-525 7 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-525 8 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-525 9 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-526 A Havre de Grace MD   2697 CTC COMMUNICATIONS CORP. - MD 238      
443-526 0 Havre de Grace MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2019-06-02   
443-526 1 Havre de Grace MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-02-13   
443-526 2 Havre de Grace MD   2697 CTC COMMUNICATIONS CORP. - MD 238      
443-526 3 Havre de Grace MD   876D ONVOY, LLC - MD 238   2016-03-24   
443-526 4 Havre de Grace MD   876D ONVOY, LLC - MD 238   2016-03-24   
443-526 5 Havre de Grace MD   073H TELNYX LLC 238   2017-04-26   
443-526 6 Havre de Grace MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2015-08-18   
443-526 7 Havre de Grace MD   876D ONVOY, LLC - MD 238   2015-08-01   
443-526 8 Havre de Grace MD   876D ONVOY, LLC - MD 238   2015-08-01   
443-526 9 Havre de Grace MD   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-13   
443-527 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-528 A Bel Air MD HNVAMDAYCM3  6664 SPRINT SPECTRUM L.P. 238      
443-529 A Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-09-29   
443-529 0 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-529 1 Baltimore MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238   2008-11-10   
443-529 2 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-09-29   
443-529 3 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-09-29   
443-529 4 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-09-29   
443-529 5 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-09-29   
443-529 6 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-09-29   
443-529 7 Baltimore MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-09-29   
443-529 8 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-529 9 Baltimore MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-530 A Dundalk MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-530 0 Dundalk MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-530 1 Dundalk MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-530 2 Dundalk MD   082H LOCAL ACCESS LLC - MD 238   2016-10-14   
443-530 3 Dundalk MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2014-02-14   
443-530 4 Dundalk MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2017-10-01   
443-530 5 Dundalk MD   876D ONVOY, LLC - MD 238   2016-01-22   
443-530 6 Dundalk MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 238   2016-04-28   
443-530 7 Dundalk MD   071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-05-28   
443-530 8 Dundalk MD   073H TELNYX LLC 238   2017-04-25   
443-530 9 Dundalk MD   4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-531 A Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-531 0 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   
443-531 1 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   
443-531 2 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   
443-531 3 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   
443-531 4 Baltimore MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   

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

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