Local Calling Guide

Area code/prefix search

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

NXX: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-957 A Sherman TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2024-12-17   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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