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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
443-970 1 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-19   
443-970 2 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-19   
443-970 3 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-19   
443-970 4 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-19   
443-970 5 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-20   
443-970 6 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-20   
443-970 7 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-22   
443-970 8 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-22   
443-970 9 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2012-01-22   
443-971 A Taneytown MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
443-971 0 Taneytown MD BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-26   
443-971 1 Taneytown MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-04-15   
443-971 2 Taneytown MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-971 3 Taneytown MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
443-971 4 Taneytown MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-971 5 Taneytown MD   2593 CORE COMMUNICATIONS, INC. - MD 238   2018-06-16   
443-971 6 Taneytown MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC. - MD 238   2019-07-31   
443-971 7 Taneytown MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2020-06-04   
443-971 8 Taneytown MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-971 9 Taneytown MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-972 A Cambridge MD SLBRMDSB8MD  2589 US LEC OF MARYLAND, INC. 242      
443-972 0 Cambridge MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2016-04-12   
443-972 1 Cambridge MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2016-04-12   
443-972 2 Cambridge MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-07-31   
443-972 3 Cambridge MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2020-04-17   
443-972 4 Cambridge MD SLBRMDSB8MD  2589 US LEC OF MARYLAND, INC. 242   2012-08-15   
443-972 5 Cambridge MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2017-04-13   
443-972 6 Cambridge MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-07-31   
443-972 7 Cambridge MD ESTNMDESMMD  228C IDT AMERICA CORP - MD 242   2018-01-14   
443-972 8 Cambridge MD   318J COMCAST IP PHONE LLC 242   2021-03-08   
443-972 9 Cambridge MD SLBRMD902MD  073H TELNYX LLC 242   2017-10-19   
443-973 A Ellicott City MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-973 0 Ellicott City MD BLTMMDSNDS5  4773 XO MARYLAND, LLC 238   2010-04-04   
443-973 1 Ellicott City MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-10-18   
443-973 2 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-03-21   
443-973 3 Ellicott City MD BLTOMDKHDS0  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2008-10-01   
443-973 4 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-09-05   
443-973 5 Ellicott City MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-10-17   
443-973 6 Ellicott City MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-06-02   
443-973 7 Ellicott City MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-973 8 Ellicott City MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-973 9 Ellicott City MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238   2001-11-19   
443-974 A Westminster MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-974 0 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-03-05   
443-974 1 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2007-06-01   
443-974 2 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-07-19   
443-974 3 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-07-19   
443-974 4 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2008-10-03   
443-974 5 Westminster MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-09-23   
443-974 6 Westminster MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2006-11-02   

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

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