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: 830 [Rate centres in NPA 830] [Dial plan for NPA 830]

NXX: 326

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-326 A Dilley TX DLLYTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 566      
830-326 0 Dilley TX DLLYTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 566      
830-326 1 Dilley TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-326 2 Dilley TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-326 3 Dilley TX SNANTXCA44Z  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566      
830-326 4 Dilley TX SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566      
830-326 5 Dilley TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-326 6 Dilley TX SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      
830-326 7 Dilley TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-326 8 Dilley TX SNANTX91X2Y  5562 METROPCS, INC. 566      
830-326 9 Dilley TX SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.