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: BRHMALMTYBX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
659-219 A Birmingham AL 553J WHITESKY COMMUNICATIONS, LLC 476      
659-336 9 Centreville AL 553J WHITESKY COMMUNICATIONS, LLC 476   2021-03-28   
659-901 0 Alabaster AL 553J WHITESKY COMMUNICATIONS, LLC 476   2021-03-28   
659-902 8 Bessemer AL 553J WHITESKY COMMUNICATIONS, LLC 476   2021-03-28   
938-222 7 Florence AL 553J WHITESKY COMMUNICATIONS, LLC 477   2021-04-13   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.