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: 255

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-255 A Channelview TX HSTDTXBGBMD  5562 METROPCS, INC. 560      
346-255 0 Channelview TX   5562 METROPCS, INC. 560   2017-05-19   
346-255 1 Channelview TX   5562 METROPCS, INC. 560   2017-05-19   
346-255 2 Channelview TX   5562 METROPCS, INC. 560   2017-05-19   
346-255 3 Channelview TX   5562 METROPCS, INC. 560   2017-05-19   
346-255 4 Channelview TX   073H TELNYX LLC 560   2017-06-07   
346-255 5 Channelview TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-10-21   
346-255 6 Channelview TX   5562 METROPCS, INC. 560   2017-11-24   
346-255 7 Channelview TX   5562 METROPCS, INC. 560   2017-11-24   
346-255 8 Channelview TX   5562 METROPCS, INC. 560   2017-11-24   
346-255 9 Channelview TX   5562 METROPCS, INC. 560   2017-05-19   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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