Local Calling Guide

Area code/prefix search

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NPA: 979 [Rate centres in NPA 979] [Dial plan for NPA 979]

NXX: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
979-277 A Brenham TX BRHMTXBRDS0  9533 SOUTHWESTERN BELL 560      

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

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