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: 325 [Rate centres in NPA 325] [Dial plan for NPA 325]

NXX: 324

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
325-324 A Ballinger TX SANGTXXAXSX  506J TWILIO INTERNATIONAL, INC. 961      
325-324 0 Ballinger TX SANGTXXAXOX  515J IP HORIZON LLC 961      
325-324 1 Ballinger TX SANGTXXAXOX  515J IP HORIZON LLC 961      
325-324 4 Ballinger TX SANGTXXAXSX  506J TWILIO INTERNATIONAL, INC. 961      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.