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.
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Ingram, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
830-367 A INGRTXXADS0  2086 HILL COUNTRY TEL. COOP., INC. 566      
830-451 A SNANTXCA94Z  490J DISH WIRELESS, LLC 566   2024-03-09   
830-451 0 SNANTXCA94Z  490J DISH WIRELESS, LLC 566   2024-03-09   
830-451 6 SNANTXCA41Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2024-03-10   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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