Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 936 [Rate centres in NPA 936] [Dial plan for NPA 936]

NXX: 689

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-689 A Conroe TX HSTNTXJAX6Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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