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-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
305-239 A Keys FL MIAMFL98YMD  46017      
305-239 1 Keys FL   46017   2013-10-15   
407-528 A Celebration FL ORLDFL60WMD  45807      
407-528 1 Celebration FL   45807   2013-10-15   
469-283 A Dallas TX DLLSTX3783Z  552      
469-283 4 Dallas TX   552   2013-10-15   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.