Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

NXX: 893

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-893 A Houston TX   883K AHOI LLC 560   2025-11-21   
346-893 4 Houston TX   883K AHOI LLC 560   2025-11-21   

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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