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: 682

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-682 A Crosby TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2024-05-19   
346-682 0 Crosby TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2024-05-19   
346-682 1 Crosby TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2024-06-22   
346-682 8 Crosby TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2025-12-11   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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