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: 715

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-715 A Huntsville AL HNVIALUNX7Z  318J COMCAST IP PHONE, LLC 477      
256-715 0 Huntsville AL HNVIALUNX7Z  318J COMCAST IP PHONE, LLC 477      
256-715 1 Huntsville AL HNVIALUNX7Z  318J COMCAST IP PHONE, LLC 477      
256-715 2 Huntsville AL HNVIALUNXIX  072F BANDWIDTH.COM CLEC, LLC - AL 477      
256-715 3 Huntsville AL HNVIALUNXIX  072F BANDWIDTH.COM CLEC, LLC - AL 477      
256-715 4 Huntsville AL HNVIALUNXIX  072F BANDWIDTH.COM CLEC, LLC - AL 477      
256-715 5 Huntsville AL HNVIALUNXIX  072F BANDWIDTH.COM CLEC, LLC - AL 477      
256-715 6 Huntsville AL HNVIALUNXIX  072F BANDWIDTH.COM CLEC, LLC - AL 477      
256-715 7 Huntsville AL HNVIALUNX7Z  318J COMCAST IP PHONE, LLC 477      
256-715 8 Huntsville AL HNVIALUNX7Z  318J COMCAST IP PHONE, LLC 477      
256-715 9 Huntsville AL HNVIALUNXIX  072F BANDWIDTH.COM CLEC, 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.