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: 478

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-478 A Zabcikville TX WACOTX01XIX  903C ONVOY, LLC - TX 556      
254-478 6 Zabcikville TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-09-24   
254-478 7 Zabcikville TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-09-24   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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