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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
443-277 A Sykesville MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238      
443-278 A Baltimore MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238      
443-278 0 Baltimore MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2004-01-17   
443-278 1 Baltimore MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2004-01-17   
443-278 2 Baltimore MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2004-01-17   
443-278 3 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2004-12-03   
443-278 4 Baltimore MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2004-05-13   
443-278 5 Baltimore MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2004-05-13   
443-278 6 Baltimore MD EKRGMD92MMD  6664 SPRINT SPECTRUM L.P. 238   2004-05-13   
443-278 7 Baltimore MD CLMAMDJTDS0  2589 US LEC OF MARYLAND, INC. 238   2004-05-15   
443-278 8 Baltimore MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238   2005-08-05   
443-278 9 Baltimore MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2003-11-23   
443-279 A Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 0 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 1 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 2 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 3 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 4 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 5 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 6 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 7 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-279 8 Towson MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-06-01   
443-279 9 Towson MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-280 A Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 0 Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 1 Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 2 Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 3 Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 4 Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 5 Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 6 Sykesville MD BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-06-26   
443-280 7 Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-280 8 Sykesville MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-10-01   
443-280 9 Sykesville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
443-281 A Cockeysville MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-281 0 Cockeysville MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-281 1 Cockeysville MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-281 2 Cockeysville MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-281 3 Cockeysville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-10-21   
443-281 4 Cockeysville MD BLTMMDCHXMX  506J TWILIO INTERNATIONAL INC 238   2020-12-26   
443-281 5 Cockeysville MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-281 6 Cockeysville MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-281 7 Cockeysville MD BLTMMDSN5MD  4773 XO MARYLAND, LLC 238      
443-281 8 Cockeysville MD BLTMMDCHXFX  318J COMCAST IP PHONE LLC 238   2007-08-08   
443-281 9 Cockeysville MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2017-07-31   
443-282 A Chestertown MD SLBRMDSBRMD  6664 SPRINT SPECTRUM L.P. 242      
443-282 0 Chestertown MD ESTNMDESMMD  228C IDT AMERICA CORP - MD 242   2006-05-06   
443-282 1 Chestertown MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2006-06-26   
443-282 2 Chestertown MD WYMLMDMWLMD  7421 AT&T LOCAL 242   2009-06-15   
443-282 3 Chestertown MD ESTNMDES5MD  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 242   2009-03-02   

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

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