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.

NPA: 336 [Rate centres in NPA 336] [Dial plan for NPA 336]

NXX: 332

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-332 A Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 0 Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 1 Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 2 Greensboro NC GNBONCEU75Z  073H TELNYX LLC 424   2021-01-22   
336-332 3 Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 4 Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 5 Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 6 Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 7 Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 8 Greensboro NC GNBONCEU33G  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-332 9 Greensboro NC GNBONCEU65Z  5562 METROPCS, INC. 424   2019-12-21   

Last updated: Tue, 15 Jul 2025 18:46:49 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.