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Randallstown, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
410-496 A RNTWMDRARP0  9212 VERIZON MARYLAND, INC. 238      
410-521 A RNTWMDRARP0  9212 VERIZON MARYLAND, INC. 238      
410-655 A RNTWMDRARP0  9212 VERIZON MARYLAND, INC. 238      
410-701 A BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-701 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-701 1 BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2004-02-16   
410-701 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-06   
410-701 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-06   
410-701 4 RNTWMDRARP0  9212 VERIZON MARYLAND, INC. 238   2003-08-01   
410-701 5   829J PAETEC ITEL, LLC 238   2005-07-04   
410-701 6   829J PAETEC ITEL, LLC 238   2009-05-02   
410-701 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2005-03-10   
410-701 8 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-06-29   
410-701 9 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-922 A RNTWMDRARP0  9212 VERIZON MARYLAND, INC. 238      
443-272 A BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-272 0   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
443-272 1 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-11-29   
443-272 2 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-08-11   
443-272 3 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
443-272 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
443-272 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2010-06-26   
443-272 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2013-10-04   
443-272 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2008-04-08   
443-272 8   515J IP HORIZON LLC 238   2015-03-23   
443-272 9 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2019-04-19   
443-405 A   318J COMCAST IP PHONE, LLC 238      
443-405 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2024-11-10   
443-405 2 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2015-05-03   
443-405 3 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2006-09-27   
443-405 5 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-04-30   
443-405 6 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2018-11-29   
443-405 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2011-12-10   
443-405 8 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-405 9 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-426 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-426 0   829J PAETEC ITEL, LLC 238      
443-426 1   829J PAETEC ITEL, LLC 238      
443-426 2 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2005-02-12   
443-426 3 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-23   
443-426 4 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2003-08-20   
443-426 5   829J PAETEC ITEL, LLC 238   2003-03-04   
443-426 6   829J PAETEC ITEL, LLC 238   2006-03-18   
443-426 7   829J PAETEC ITEL, LLC 238   2004-06-25   
443-426 8 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2006-05-05   
443-426 9   829J PAETEC ITEL, LLC 238      
443-431 A BLTQMD01BMD  2593 CORE COMMUNICATIONS, INC.- MD 238      
443-431 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2020-04-06   
443-431 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
443-431 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-31   
443-431 3 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   
443-431 4 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   
443-431 5   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-431 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-431 7   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-431 8 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2018-10-19   
443-431 9 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-08-27   
443-565 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-565 0   829J PAETEC ITEL, LLC 238      
443-565 1   829J PAETEC ITEL, LLC 238      
443-565 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-10-09   
443-565 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-28   
443-565 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-04-28   
443-565 7 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-25   
443-565 8 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2021-03-24   
443-565 9   829J PAETEC ITEL, LLC 238      
443-576 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-576 0 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-576 1 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-576 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-14   
443-576 3 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2008-10-01   
443-576 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-576 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-14   
443-576 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-26   
443-576 8   515J IP HORIZON LLC 238   2016-01-04   
443-576 9 BLTMMDCHX7X  073H TELNYX LLC 238   2017-04-25   
443-657 A BLTMMDSNNMD  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-657 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
443-657 1   515J IP HORIZON LLC 238   2016-10-14   
443-657 2 BLTMMDSNNMD  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-657 3 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-11-08   
443-657 6 BLTQMD018MD  145J TERRA NOVA TELECOM INC. 238   2024-02-15   
443-657 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2015-11-14   
443-657 8 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-02-29   
443-657 9 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-02-29   
443-675 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-675 0   829J PAETEC ITEL, LLC 238      
443-675 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2020-06-11   
443-675 2 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-09-19   
443-675 3   876D ONVOY, LLC - MD 238   2025-10-30   
443-675 4   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
443-675 5 BLTQMD012MD  964H BARR TELL USA, INC. 238   2016-12-17   
443-675 6 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-06-02   
443-675 7 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2011-06-02   
443-675 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-02-04   
443-675 9   829J PAETEC ITEL, LLC 238      
443-985 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-985 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-985 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
443-985 2 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-08-08   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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