Local Calling Guide

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Denham, MN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
218-658 A DNHMMNXDRS6  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 624      
218-658 0   073H TELNYX LLC 624   2020-07-13   
218-658 1   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 624      
218-658 2   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 624      
218-658 3   184D ONVOY, LLC - MN 624   2021-03-08   
218-658 4   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 624      
218-658 5   184D ONVOY, LLC - MN 624   2017-05-29   
218-658 6   184D ONVOY, LLC - MN 624   2021-11-01   
218-658 7   184D ONVOY, LLC - MN 624   2015-06-18   
218-658 8   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 624      
218-658 9   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 624      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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