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Pikesville, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-471 1   829J PAETEC ITEL, LLC 238      
443-471 2   829J PAETEC ITEL, LLC 238      
443-471 3   829J PAETEC ITEL, LLC 238      
443-471 4   829J PAETEC ITEL, LLC 238      
443-471 5   829J PAETEC ITEL, LLC 238      
443-471 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-08-07   
443-471 7   829J PAETEC ITEL, LLC 238      
443-471 8 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2007-09-25   
443-471 9   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-01   
443-501 A   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-501 0 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-09-29   
443-501 1   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-501 2 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2012-10-08   
443-501 3 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-07-12   
443-501 4 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-05   
443-501 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-23   
443-501 6 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-03-22   
443-501 7 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-04-02   
443-501 8 BLTMMDCHDMD  551G NUSO, LLC 238   2016-04-01   
443-501 9 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2012-10-12   
443-544 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-544 0   829J PAETEC ITEL, LLC 238      
443-544 1   829J PAETEC ITEL, LLC 238      
443-544 2   829J PAETEC ITEL, LLC 238      
443-544 3   829J PAETEC ITEL, LLC 238      
443-544 4 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-11-19   
443-544 5 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-03-10   
443-544 6   829J PAETEC ITEL, LLC 238      
443-544 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2013-04-10   
443-544 8   829J PAETEC ITEL, LLC 238      
443-544 9   829J PAETEC ITEL, LLC 238      
443-548 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 0 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 1 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 2 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 3 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2014-11-07   
443-548 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 5 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 6 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 7 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 8 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 9 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-641 A BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-641 0 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-641 1 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-641 2 OWMLMDOMDS0  9212 VERIZON MARYLAND, INC. 238   2004-10-10   
443-641 3 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-08-05   
443-641 4 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-08-05   
443-641 5 OWMLMDOMDS0  9212 VERIZON MARYLAND, INC. 238   2004-10-10   
443-641 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-641 7 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-641 8 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-641 9 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-660 A BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-660 0   515J IP HORIZON LLC 238   2013-09-06   
443-660 1 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2005-06-05   
443-660 2 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2005-06-05   
443-660 3 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2005-06-05   
443-660 4 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-12-12   
443-660 5 BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2005-06-05   
443-660 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-09-24   
443-660 7 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2012-09-21   
443-660 8 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2006-06-03   
443-660 9 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
443-738 A   829J PAETEC ITEL, LLC 238   2025-04-01   
443-738 0   829J PAETEC ITEL, LLC 238      
443-738 1   829J PAETEC ITEL, LLC 238      
443-738 2   829J PAETEC ITEL, LLC 238      
443-738 3   829J PAETEC ITEL, LLC 238      
443-738 4 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-09-01   
443-738 5 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2014-09-01   
443-738 6 BLTMMDCHDMD  551G NUSO, LLC 238   2016-08-31   
443-738 7   829J PAETEC ITEL, LLC 238      
443-738 8   829J PAETEC ITEL, LLC 238      
443-738 9   829J PAETEC ITEL, LLC 238      
443-796 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-796 0 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-796 1 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-11   
443-796 2   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
443-796 3 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-01-08   
443-796 4 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-796 5 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-03-11   
443-796 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-11-24   
443-796 7 BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-796 8 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2015-08-14   
443-796 9 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-11   
443-870 A BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-870 0 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-10   
443-870 1 BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2014-10-10   
443-870 2 BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-870 3 BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2006-10-15   
443-870 4 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-12-31   
443-870 5 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-12-31   
443-870 6 BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-870 7 BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-870 8 BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-870 9 BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
443-898 A BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238      
443-898 0   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-10-23   
443-898 1 BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 238   2011-11-05   

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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