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: 588

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-588 A Killen AL   829J PAETEC ITEL, LLC 477      
256-588 0 Killen AL   829J PAETEC ITEL, LLC 477      
256-588 1 Killen AL   829J PAETEC ITEL, LLC 477      
256-588 2 Killen AL   829J PAETEC ITEL, LLC 477      
256-588 3 Killen AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-588 4 Killen AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-588 5 Killen AL HNVIALUNXIX  072F BANDWIDTH.COM CLEC, LLC - AL 477      
256-588 6 Killen AL   829J PAETEC ITEL, LLC 477      
256-588 7 Killen AL HNVIALUNXJY  508J CENTURYLINK COMMUNICATIONS, LLC 477      
256-588 8 Killen AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-588 9 Killen AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.