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: 256 [Rate centres in NPA 256] [Dial plan for NPA 256]

NXX: 501

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-501 A Athens AL HNVIAL03CM1  6664 SPRINT SPECTRUM, L.P. 477      
256-501 0 Athens AL   6664 SPRINT SPECTRUM, L.P. 477      
256-501 1 Athens AL   5562 METROPCS, INC. 477      
256-501 2 Athens AL   5562 METROPCS, INC. 477      
256-501 3 Athens AL   5562 METROPCS, INC. 477      
256-501 4 Athens AL   5562 METROPCS, INC. 477      
256-501 5 Athens AL   5562 METROPCS, INC. 477      
256-501 6 Athens AL   5562 METROPCS, INC. 477      
256-501 7 Athens AL   5562 METROPCS, INC. 477      
256-501 8 Athens AL   5562 METROPCS, INC. 477      
256-501 9 Athens AL   6664 SPRINT SPECTRUM, L.P. 477      

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.