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.

Switch: CRSNTXXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
817-396 A Cresson EMS TX 2153 TEXAS WINDSTREAM, LLC 552      
817-396 0 Cresson EMS TX 2153 TEXAS WINDSTREAM, LLC 552      
817-396 1 Cresson EMS TX 2153 TEXAS WINDSTREAM, LLC 552   2010-03-05   
817-396 4 Cresson EMS TX 2153 TEXAS WINDSTREAM, LLC 552      
817-512 A Cresson EMS TX 2153 TEXAS WINDSTREAM, LLC 552      
817-512 0 Cresson EMS TX 2153 TEXAS WINDSTREAM, LLC 552      
817-512 3 Cresson EMS TX 2153 TEXAS WINDSTREAM, LLC 552      
817-512 4 Cresson EMS TX 2153 TEXAS WINDSTREAM, LLC 552      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.