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: 579

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-579 A Campbellton TX CMTNTXCBRS0  9533 SOUTHWESTERN BELL 566      
830-579 1 Campbellton TX CMTNTXCBRS0  9533 SOUTHWESTERN BELL 566      
830-579 3 Campbellton TX SNANTXCA58Z  516C AT&T CORP. 566      
830-579 4 Campbellton TX CMTNTXCBRS0  9533 SOUTHWESTERN BELL 566      
830-579 6 Campbellton TX SNANTXCA80Z  624H ONVOY SPECTRUM, LLC 566      
830-579 9 Campbellton TX SNANTXCADS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 566      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.