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: 358

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-358 A League City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-358 0 League City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-358 1 League City TX HSTNTXJAX3Y  073H TELNYX LLC 560      
346-358 3 League City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-358 4 League City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-358 5 League City TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
346-358 6 League City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-358 7 League City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-358 8 League City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-358 9 League City TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.