Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Eureka, MT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-296 A EURKMTXCRS0  4322 ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBER 960      
406-296 0   4322 ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBER 960      
406-296 1   453F ONVOY, LLC - MT 960   2021-08-28   
406-296 2   453F ONVOY, LLC - MT 960   2022-08-25   
406-296 3   453F ONVOY, LLC - MT 960   2022-10-17   
406-296 4   453F ONVOY, LLC - MT 960   2019-10-12   
406-296 5   453F ONVOY, LLC - MT 960   2020-09-06   
406-296 6   453F ONVOY, LLC - MT 960   2020-07-13   
406-296 7   453F ONVOY, LLC - MT 960   2021-04-22   
406-296 8   453F ONVOY, LLC - MT 960   2021-02-11   
406-296 9   453F ONVOY, LLC - MT 960   2021-02-11   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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