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.

Greensboro, NC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
336-404 7 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-04-06   
336-404 8 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-04-06   
336-404 9 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-04-06   
336-405 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-405 0 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2012-03-11   
336-405 1 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2012-03-11   
336-405 2 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-08-18   
336-405 3 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-08-18   
336-405 4 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2012-05-02   
336-405 5 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2012-05-02   
336-405 6 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2012-05-02   
336-405 7 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2012-05-02   
336-405 8 GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-05-02   
336-405 9 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-08-18   
336-412 A GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-412 0 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-412 1 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2016-02-06   
336-412 2 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-412 3 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-412 4 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-412 5 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-412 6 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-412 7 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-412 8 GNBONCEU65Z  5562 METROPCS, INC. 424   2020-02-25   
336-412 9 GNBONCEU65Z  5562 METROPCS, INC. 424   2020-03-06   
336-419 A GNBONCEUY4X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 424   2025-01-07   
336-419 0 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2009-10-03   
336-419 1 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2009-10-03   
336-419 2 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2009-10-03   
336-419 3 GNBONCEUY4X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 424   2009-10-03   
336-419 4 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2009-10-03   
336-419 5 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-07-16   
336-419 6 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-07-16   
336-419 7 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-07-16   
336-419 8 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-07-16   
336-419 9 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-07-16   
336-420 A KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-424 A GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-430 A KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 0 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 1 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 2 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 3 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 4 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 5 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 6 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 7 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-430 8 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-02-06   
336-430 9 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-433 A GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-433 0 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-433 1 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-433 2 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2018-10-29   
336-433 3 GNBONCEU65Z  5562 METROPCS, INC. 424   2021-04-23   
336-433 4 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-433 5 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-433 6 GNBONCEU78Z  624H ONVOY SPECTRUM, LLC 424   2021-11-16   
336-433 7 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-433 8 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-433 9 GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-450 A GNBONCEU33Z  4792 XO NORTH CAROLINA, INC. 424      
336-450 0 GNBONCEU33Z  4792 XO NORTH CAROLINA, INC. 424   2009-10-01   
336-450 1 GNBONCEU33Z  4792 XO NORTH CAROLINA, INC. 424   2009-10-01   
336-450 2 GNBONCEU33Z  4792 XO NORTH CAROLINA, INC. 424   2009-10-01   
336-450 3 GNBONCEU33Z  4792 XO NORTH CAROLINA, INC. 424   2009-10-01   
336-450 4 GNBONCEU33Z  4792 XO NORTH CAROLINA, INC. 424   2009-10-01   
336-450 5 GNBONCEU33Z  4792 XO NORTH CAROLINA, INC. 424   2009-10-01   
336-450 6 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-08-08   
336-450 7 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-08-08   
336-450 8 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-08-08   
336-450 9 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-11-07   
336-451 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-451 0 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-451 1 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-451 2 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-02-23   
336-451 3 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-02-23   
336-451 4 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-451 5 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-451 6 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-451 7 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-451 8 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-02-23   
336-451 9 GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-455 A GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424      
336-455 0 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2008-06-09   
336-455 1 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-06-12   
336-455 2 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-08-27   
336-455 3 KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-08-27   
336-455 4 GNBONCEU45Z  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2008-03-22   
336-455 5 GNBONCEU65Z  5562 METROPCS, INC. 424   2016-03-05   
336-455 6 GNBONCEU45Z  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2008-03-22   
336-455 7 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2006-11-18   
336-455 8 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2006-11-18   
336-455 9 GNBONCCKX5X  7835 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NC 424   2005-05-06   
336-456 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-457 A GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-458 A GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-458 0 GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-458 1 GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-458 2 GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-458 3 GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.