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.

Sattler EMS, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
830-226 A STLRTXXARS0  2083 GUADALUPE VALLEY TEL. COOP., INC. 566      
830-226 2 SNANTXCA88Z  516J TON80 COMMUNICATIONS, LLC 566   2021-09-04   
830-226 4 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2021-05-27   
830-226 5 STLRTXXARS0  2083 GUADALUPE VALLEY TEL. COOP., INC. 566      
830-226 6 STLRTXXARS0  2083 GUADALUPE VALLEY TEL. COOP., INC. 566      
830-226 7   793K TWC IP ENABLED SERVICES, LLC 566   2007-07-11   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.