Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 417 [Rate centres in NPA 417] [Dial plan for NPA 417]

NXX: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-304 A Koshkonong MO BASNMO06DS0  142C RYSTEC, INC 522      
417-304 0 Koshkonong MO BASNMO06DS0  142C RYSTEC, INC 522   2004-12-30   
417-304 1 Koshkonong MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2018-11-07   
417-304 2 Koshkonong MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-12-02   
417-304 3 Koshkonong MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-12-02   
417-304 4 Koshkonong MO SPFDMOTLX8Y  073H TELNYX LLC 522   2020-08-01   
417-304 5 Koshkonong MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2021-03-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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