Local Calling Guide

Area code/prefix search

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NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

NXX: 601

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-601 A Grand Prairie EMS TX DLLSTXMCDS0  9533 SOUTHWESTERN BELL 552      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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