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: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-900 A Athena OR PTLDOR13X6X  158H INVOXIO INCORPORATED 672      
458-900 0 Athena OR PTLDOR13X6X  158H INVOXIO INCORPORATED 672      
458-900 1 Athena OR   352D CHARTER FIBERLINK OR-CCVII, LLC - OR 672      
458-900 4 Athena OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
458-900 7 Athena OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
458-900 9 Athena OR PTLDOR13DS4  157F PEERLESS NETWORK OF OREGON, LLC - OR 672      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.