Local Calling Guide

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

NXX: 980

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-980 A Dallas TX DLLSTXADDS1  9533 SOUTHWESTERN BELL 552      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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