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: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 499

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-499 A Trenton TX DLLSTX97X5X  965H FRACTEL, LLC 552      
430-499 0 Trenton TX DLLSTXAL7MD  073H TELNYX LLC 552      
430-499 2 Trenton TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
430-499 3 Trenton TX SHMNTXXARMD  624H ONVOY SPECTRUM, LLC 552      
430-499 4 Trenton TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
430-499 5 Trenton TX DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552      
430-499 9 Trenton TX DLLSTX97X5X  965H FRACTEL, LLC 552      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.