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: 221

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
325-221 A Bronte TX SANGTXXAXHX  508J CENTURYLINK COMMUNICATIONS, LLC 961      
325-221 0 Bronte TX SANGTXXAX0X  903C ONVOY, LLC - TX 961      
325-221 1 Bronte TX SANGTXXAXJX  073H TELNYX LLC 961      
325-221 2 Bronte TX SANGTXXAX0X  903C ONVOY, LLC - TX 961      
325-221 3 Bronte TX SANGTXXAX0X  903C ONVOY, LLC - TX 961      
325-221 4 Bronte TX SANGTXXAX0X  903C ONVOY, LLC - TX 961      
325-221 5 Bronte TX SANGTXXAX0X  903C ONVOY, LLC - TX 961      
325-221 6 Bronte TX SANGTXXAX0X  903C ONVOY, LLC - TX 961      
325-221 7 Bronte TX SANGTXXAXHX  508J CENTURYLINK COMMUNICATIONS, LLC 961      
325-221 8 Bronte TX SANGTXXAX0X  903C ONVOY, LLC - TX 961      
325-221 9 Bronte TX SANGTXXAX0X  903C ONVOY, LLC - TX 961      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.