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: 417 [Rate centres in NPA 417] [Dial plan for NPA 417]

NXX: 798

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-798 A Wasola MO BASNMOXAXJX  093F ONVOY, LLC - MO 522      
417-798 8 Wasola MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-02-02   
417-798 9 Wasola MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-02-02   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.