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.

Switch: BASNMOXAXJX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
417-995 1 Dadeville MO 093F ONVOY, LLC - MO 522   2019-12-01   
417-995 5 Dadeville MO 093F ONVOY, LLC - MO 522   2019-09-02   
417-995 8 Dadeville MO 093F ONVOY, LLC - MO 522   2019-12-01   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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