Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

NXX: 458

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-458 A Beach City TX HSTNTXYAPMD  495J STRATUS NETWORKS 560      
346-458 0 Beach City TX BYTWTXXARMD  624H ONVOY SPECTRUM, LLC 560   2021-11-26   
346-458 1 Beach City TX HSTNTXYAPMD  495J STRATUS NETWORKS 560   2021-05-16   
346-458 2 Beach City TX BYTWTXXARMD  624H ONVOY SPECTRUM, LLC 560   2021-11-26   
346-458 3 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2022-04-08   
346-458 4 Beach City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-11-25   
346-458 5 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2022-04-08   
346-458 6 Beach City TX HSTNTXJAXGY  516J TON80 COMMUNICATIONS, LLC 560   2021-06-14   
346-458 8 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2022-04-08   
346-458 9 Beach City TX HSTGTX052MD  073H TELNYX LLC 560   2022-04-02   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.