Local Calling Guide

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NPA: 903 [Rate centres in NPA 903] [Dial plan for NPA 903]

NXX: 318

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-318 A Golden TX   793K TWC IP ENABLED SERVICES, LLC 554      
903-318 1 Golden TX   793K TWC IP ENABLED SERVICES, LLC 554   2024-04-26   

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

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