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.

Switch: ATLNGABU17Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
334-520 5 Phenix City AL 9236 NETWORK TELEPHONE CORPORATION - AL 438   2010-06-27   
678-509 A Conyers GA 2911 NETWORK TELEPHONE CORPORATION - GA 438      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.