Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Winston-Salem, NC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
336-528 2   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2009-11-10   
336-528 3   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2009-11-10   
336-528 4   998E BANDWIDTH.COM CLEC, LLC - NC 424   2010-11-16   
336-528 5   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2011-02-06   
336-528 6   8645 SUNCOM DBA T-MOBILE USA 424   2011-09-12   
336-528 7   8645 SUNCOM DBA T-MOBILE USA 424   2011-02-16   
336-528 8   8645 SUNCOM DBA T-MOBILE USA 424   2010-04-01   
336-528 9   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2009-11-07   
336-529 A KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-529 0   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2007-06-22   
336-529 1   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2007-07-06   
336-529 2   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2007-08-02   
336-529 3   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2007-08-02   
336-529 4   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2007-08-02   
336-529 5   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2007-11-24   
336-529 6   793K TWC IP ENABLED SERVICES, LLC 424   2008-10-21   
336-529 7   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2007-10-28   
336-529 8   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2007-09-17   
336-529 9   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-12-14   
336-531 A MEBNNC01DS0  4809 CENTURYLINK COMMUNICATIONS LLC - NC 424      
336-546 A GNBONCEU59Z  516C AT&T CORP. 424      
336-546 0   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2010-09-17   
336-546 1   829J PAETEC ITEL, LLC 424   2010-07-26   
336-546 2   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2010-09-17   
336-546 3   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2010-09-17   
336-546 4   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2010-09-17   
336-546 5   998E BANDWIDTH.COM CLEC, LLC - NC 424   2011-05-31   
336-546 6   998E BANDWIDTH.COM CLEC, LLC - NC 424   2011-06-01   
336-546 7   516C AT&T CORP. 424   2010-05-15   
336-546 8   638E ONVOY, LLC - NC 424   2010-12-15   
336-546 9   638E ONVOY, LLC - NC 424   2010-12-15   
336-575 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-575 0   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 1   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 2   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 3   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 4   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 5   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 6   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 7   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 8   8645 SUNCOM DBA T-MOBILE USA 424      
336-575 9   5562 METROPCS, INC. 424      
336-577 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-577 0   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 1   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 2   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 3   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 4   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 5   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 6   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 7   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 8   8645 SUNCOM DBA T-MOBILE USA 424      
336-577 9   5562 METROPCS, INC. 424      
336-582 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-582 0   998E BANDWIDTH.COM CLEC, LLC - NC 424   2013-05-02   
336-582 1   8645 SUNCOM DBA T-MOBILE USA 424   2013-05-20   
336-582 2   8645 SUNCOM DBA T-MOBILE USA 424   2013-05-20   
336-582 3   8645 SUNCOM DBA T-MOBILE USA 424   2013-05-20   
336-582 4   8645 SUNCOM DBA T-MOBILE USA 424   2013-05-20   
336-582 5   8645 SUNCOM DBA T-MOBILE USA 424   2013-05-20   
336-582 6   8645 SUNCOM DBA T-MOBILE USA 424   2014-04-10   
336-582 7   508J CENTURYLINK COMMUNICATIONS, LLC 424   2014-02-28   
336-582 8   8645 SUNCOM DBA T-MOBILE USA 424   2014-04-10   
336-582 9   8645 SUNCOM DBA T-MOBILE USA 424   2012-10-12   
336-602 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-602 0   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2007-12-03   
336-602 1   793K TWC IP ENABLED SERVICES, LLC 424   2007-10-19   
336-602 2   793K TWC IP ENABLED SERVICES, LLC 424   2007-10-19   
336-602 3   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2007-12-03   
336-602 4   8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 5   8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 6   8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 7   8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 8   8645 SUNCOM DBA T-MOBILE USA 424   2007-05-24   
336-602 9   5562 METROPCS, INC. 424   2007-05-24   
336-607 A WNSLNCFI74H  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 0   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 1   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 2   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 3   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 4   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2009-09-16   
336-607 5   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 6   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 7   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 8   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-607 9   9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-608 A KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-608 0   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2008-08-18   
336-608 1   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2008-08-18   
336-608 2   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2008-08-18   
336-608 3   829J PAETEC ITEL, LLC 424   2008-09-03   
336-608 4   793K TWC IP ENABLED SERVICES, LLC 424   2008-10-21   
336-608 5   638E ONVOY, LLC - NC 424   2008-10-18   
336-608 6   638E ONVOY, LLC - NC 424   2008-10-18   
336-608 7   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2008-08-10   
336-608 8   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2009-08-06   
336-608 9   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2008-05-02   
336-618 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-618 0   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-04-02   
336-618 1   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-04-02   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.