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: 458 [Rate centres in NPA 458] [Dial plan for NPA 458]

NXX: 946

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-946 A Riddle OR EUGNOR53X1Y  965H FRACTEL, LLC 670      
458-946 0 Riddle OR EUGNOR53XXX  073H TELNYX LLC 670   2021-07-30   
458-946 1 Riddle OR EUGNOR53ZMD  076F BANDWIDTH.COM CLEC, LLC - OR 670   2023-07-10   
458-946 3 Riddle OR   965H FRACTEL, LLC 670   2020-09-25   
458-946 4 Riddle OR EUGNOR53X5Y  506J TWILIO INTERNATIONAL, INC. 670   2021-01-16   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.