Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-295 A TROYMTXCDS1  4322 ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBER 960      
406-295 0   453F ONVOY, LLC - MT 960   2021-02-11   
406-295 1   453F ONVOY, LLC - MT 960   2020-09-06   
406-295 2   453F ONVOY, LLC - MT 960   2019-10-12   
406-295 3   453F ONVOY, LLC - MT 960   2020-06-05   
406-295 4   4322 ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBER 960      
406-295 5   4322 ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBER 960      
406-295 6   453F ONVOY, LLC - MT 960   2020-02-23   
406-295 7   4322 ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBER 960      
406-295 8   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 960   2017-04-01   
406-295 9   4322 ZIPLY FIBER MONTANA, LLC DBA ZIPLY FIBER 960      

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

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