Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 254

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-254 A Redwater TX TXRKTXXANMD  903C ONVOY, LLC - TX 554      
430-254 1 Redwater TX   793K TWC IP ENABLED SERVICES, LLC 554   2024-01-19   
430-254 2 Redwater TX TXRKTXXANMD  903C ONVOY, LLC - TX 554   2023-09-10   

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

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