Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 432 [Rate centres in NPA 432] [Dial plan for NPA 432]

NXX: 638

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
432-638 A Terminal TX MDLDTXMUXTX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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