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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
443-918 4 Taneytown MD BLTOMDKHDS0  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 238   2010-02-01   
443-918 5 Taneytown MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-03-05   
443-918 6 Taneytown MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2012-02-24   
443-918 7 Taneytown MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-02-25   
443-918 8 Taneytown MD BLTMMDCHXFX  318J COMCAST IP PHONE LLC 238   2007-01-19   
443-918 9 Taneytown MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-919 A Baltimore MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-920 A Sykesville MD CLMAMDNIDS1  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-920 0 Sykesville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-07-28   
443-920 1 Sykesville MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC. - MD 238   2019-05-01   
443-920 2 Sykesville MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC. - MD 238   2019-05-01   
443-920 3 Sykesville MD BLTMMDCHXFX  318J COMCAST IP PHONE LLC 238   2009-05-21   
443-920 4 Sykesville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-06-07   
443-920 5 Sykesville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-06-07   
443-920 6 Sykesville MD BLTMMD91GT0  2593 CORE COMMUNICATIONS, INC. - MD 238   2019-05-01   
443-920 7 Sykesville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-25   
443-920 8 Sykesville MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-25   
443-920 9 Sykesville MD CLMAMDNIDS1  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-921 A Towson MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-921 0 Towson MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-921 1 Towson MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-921 2 Towson MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-921 3 Towson MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-921 4 Towson MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-921 5 Towson MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-03-07   
443-921 6 Towson MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-03-07   
443-921 7 Towson MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-03-07   
443-921 8 Towson MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-921 9 Towson MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-922 A Edgewood MD BLTMMDSN0MD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD 238      
443-922 0 Edgewood MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2019-01-05   
443-922 1 Edgewood MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2018-02-08   
443-922 2 Edgewood MD BLTMMDSN0MD  1958 ATX TELECOMMUNICATIONS SERVICES, LTD 238   2006-03-31   
443-922 3 Edgewood MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2018-10-19   
443-922 4 Edgewood MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2018-04-09   
443-922 5 Edgewood MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2016-03-05   
443-922 6 Edgewood MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2016-03-05   
443-922 7 Edgewood MD BLTMMDCHXFX  318J COMCAST IP PHONE LLC 238   2006-12-12   
443-922 8 Edgewood MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2016-03-05   
443-922 9 Edgewood MD BLTMMDCHXFX  318J COMCAST IP PHONE LLC 238   2006-12-12   
443-923 A Baltimore MD HNVAMDBHRS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 238      
443-924 A Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238      
443-924 0 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2009-09-05   
443-924 1 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-08-01   
443-924 2 Annapolis MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238   2009-10-06   
443-924 3 Annapolis MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2010-07-16   
443-924 4 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2010-06-14   
443-924 5 Annapolis MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2010-07-16   
443-924 6 Annapolis MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-07-02   
443-924 7 Annapolis MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-06-27   

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

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