Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: WSHFTXXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
830-236 A Westhoff TX 2083 GUADALUPE VALLEY TEL. COOP., INC. 566      

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

Sponsored by: ISP Telecom

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