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.

Fowlerton, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
830-373 A MLETTXXARS0  2159 VALLEY TEL. COOP., INC. 566      
830-667 A SNAOTXWC0MD  139F WORLDCALL INTERCONNECT INC. 566      
830-667 8 SNANTXCA88Z  516J TON80 COMMUNICATIONS, LLC 566      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.