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: 888

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-888 A Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-888 0 Gurley AL HNVIAL969MD  073H TELNYX LLC 477      
256-888 1 Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-888 2 Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-888 3 Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-888 4 Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-888 5 Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-888 6 Gurley AL HNVIALUNXHX  8271 TELEPORT COMMUNICATIONS AMERICA, LLC - AL 477      
256-888 7 Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-888 8 Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      
256-888 9 Gurley AL HNVIALUNX6X  604E ONVOY, LLC - AL 477      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.