Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 222

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-222 A Hillsboro TX WACOTX941MD  6833 HELMSCO, INC. 556      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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