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: 225 [Rate centres in NPA 225] [Dial plan for NPA 225]

NXX: 524

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
225-524 A Clinton LA   749E ONVOY, LLC - LA 492   2024-05-03   
225-524 0 Clinton LA   749E ONVOY, LLC - LA 492      
225-524 1 Clinton LA   515J IP HORIZON LLC 492      
225-524 8 Clinton LA   749E ONVOY, LLC - LA 492      
225-524 9 Clinton LA   624H ONVOY SPECTRUM, LLC 492      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.