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: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-523 A Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560      
346-523 0 Kemah TX HSTGTX052MD  073H TELNYX LLC 560   2022-02-12   
346-523 1 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2023-01-15   
346-523 2 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2022-01-01   
346-523 3 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2022-01-01   
346-523 4 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2022-01-01   
346-523 5 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2022-01-01   
346-523 6 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2022-12-15   
346-523 7 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2022-12-15   
346-523 8 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2023-01-15   
346-523 9 Kemah TX DCSNTXXAJMD  903C ONVOY, LLC - TX 560   2022-12-13   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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