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.

Milo, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
417-497 A BASNMO06DS0  142C RYSTEC, INC 522      
417-497 0 BASNMO06DS0  142C RYSTEC, INC 522   2004-12-30   
417-497 2 BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-12-02   
417-497 3 BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-12-02   
417-497 7 SPFDMODL5MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 522   2014-06-06   
417-944 A MILOMOXARS1  1151 BRIGHTSPEED OF EAST MISSOURI, LLC 522      
417-944 2 MILOMOXARS1  1151 BRIGHTSPEED OF EAST MISSOURI, LLC 522      
417-944 4 BASNMOXAXLX  965H FRACTEL, LLC 522   2020-01-11   
417-944 7 BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-09-02   
417-944 8 SPFDMOMCX9X  993E BANDWIDTH.COM CLEC, LLC - MO 522   2020-04-20   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.