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Winston-Salem, NC

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
336-201 A GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-201 0   7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-201 1   5562 METROPCS, INC. 424   2004-12-19   
336-201 2   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2003-11-24   
336-201 3   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2004-12-18   
336-201 4   7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-201 5   7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-201 6   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2004-09-12   
336-201 7   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2005-03-07   
336-201 8   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2005-08-08   
336-201 9   7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-208 A GNBONCEU51Z  6630 USA MOBILITY WIRELESS, INC. 424      
336-231 A GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-231 0   7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-231 1   8645 SUNCOM DBA T-MOBILE USA 424   2006-01-01   
336-231 2   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2006-01-05   
336-231 3   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2005-12-27   
336-231 4   8645 SUNCOM DBA T-MOBILE USA 424   2006-03-02   
336-231 5   7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424   2005-09-12   
336-231 6   7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-231 7   8645 SUNCOM DBA T-MOBILE USA 424   2006-06-02   
336-231 8   7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-231 9   8645 SUNCOM DBA T-MOBILE USA 424   2006-06-02   
336-245 A   829J PAETEC ITEL, LLC 424   2025-03-10   
336-245 0   829J PAETEC ITEL, LLC 424      
336-245 1   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2007-10-27   
336-245 2   829J PAETEC ITEL, LLC 424      
336-245 3   7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2005-09-28   
336-245 4   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2007-12-03   
336-245 5   829J PAETEC ITEL, LLC 424      
336-245 6   829J PAETEC ITEL, LLC 424      
336-245 7   829J PAETEC ITEL, LLC 424      
336-245 8   793K TWC IP ENABLED SERVICES, LLC 424   2008-04-24   
336-245 9   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2006-11-08   
336-251 A   829J PAETEC ITEL, LLC 424   2025-03-10   
336-251 0   829J PAETEC ITEL, LLC 424      
336-251 1   829J PAETEC ITEL, LLC 424      
336-251 2   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2005-09-23   
336-251 3   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2005-09-23   
336-251 4   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2005-09-23   
336-251 5   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2005-09-23   
336-251 6   829J PAETEC ITEL, LLC 424      
336-251 7   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2008-03-15   
336-251 8   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2005-09-23   
336-251 9   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2005-09-23   
336-276 A GNBONCEU24Z  638E ONVOY, LLC - NC 424      
336-276 0   638E ONVOY, LLC - NC 424   2016-02-05   
336-276 1   638E ONVOY, LLC - NC 424   2016-02-05   
336-276 2   638E ONVOY, LLC - NC 424   2016-02-05   
336-276 3   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2016-11-17   
336-276 4   5562 METROPCS, INC. 424   2016-03-05   
336-276 5   5562 METROPCS, INC. 424   2016-03-05   
336-276 6   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2016-02-06   
336-276 7   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2016-02-06   
336-276 8   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2016-02-06   
336-276 9   5562 METROPCS, INC. 424   2016-03-05   
336-277 A WNSLNCVI76F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-283 A GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424      
336-283 0   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424      
336-283 1   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2011-04-06   
336-283 2   998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-04-30   
336-283 3   998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-07-12   
336-283 4   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2011-04-23   
336-283 5   998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-08-11   
336-283 6   998E BANDWIDTH.COM CLEC, LLC - NC 424   2011-05-29   
336-283 7   998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-08-11   
336-283 8   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2013-02-17   
336-283 9   793K TWC IP ENABLED SERVICES, LLC 424   2011-03-28   
336-287 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-287 0   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 1   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 2   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 3   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 4   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 5   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 6   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 7   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 8   8645 SUNCOM DBA T-MOBILE USA 424      
336-287 9   8645 SUNCOM DBA T-MOBILE USA 424      
336-293 A GNBONCEUDS4  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-293 0   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-293 1   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-293 2   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2004-06-22   
336-293 3   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-02-06   
336-293 4   793K TWC IP ENABLED SERVICES, LLC 424   2007-01-10   
336-293 5   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-293 6   793K TWC IP ENABLED SERVICES, LLC 424   2007-01-17   
336-293 7   793K TWC IP ENABLED SERVICES, LLC 424   2007-01-31   
336-293 8   793K TWC IP ENABLED SERVICES, LLC 424   2008-12-07   
336-293 9   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-306 A GNBONCCKW30  4809 CENTURYLINK COMMUNICATIONS LLC - NC 424      
336-306 0   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2005-09-08   
336-306 1   4809 CENTURYLINK COMMUNICATIONS LLC - NC 424      
336-306 2   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2005-07-14   
336-306 3   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2005-07-14   
336-306 4   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2005-07-14   
336-306 5   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2006-06-11   
336-306 6   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2005-08-08   
336-306 7   4809 CENTURYLINK COMMUNICATIONS LLC - NC 424      
336-306 8   3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2006-06-11   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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