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: 447 [Rate centres in NPA 447] [Dial plan for NPA 447]

NXX: 525

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-525 A Pawnee IL   624H ONVOY SPECTRUM, LLC 374   2024-06-28   
447-525 0 Pawnee IL   624H ONVOY SPECTRUM, LLC 374      
447-525 1 Pawnee IL   073H TELNYX LLC 374      
447-525 8 Pawnee IL   073H TELNYX LLC 374      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.