| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 1984-01-16 00:00:00 | | Call Sign changed from 830303AE to KGPR | Reply to |
| 1985-01-25 00:00:00 | FCC App# 69252 | FCC approved station to begin licensed operation | Reply to |
| 2000-06-30 00:00:00 | FCC App# 491720 | FCC approved station to begin licensed operation | Reply to |
| 2014-01-17 06:21:41 | editor | verifiedtime changed to 1/17/2014 6:21:41 AM | Reply to |
| 2014-09-05 13:48:34 | editor | Station Web Site Reviewed | Reply to |
| 2014-09-05 13:48:56 | editor | Updated Station URL to http://kgpr.org/ | Reply to |
| 2015-08-16 11:54:40 | editor | Station Web Site Reviewed | Reply to |
| 2015-09-16 01:53:13 | charlottenc | Station Web Site Reviewed | Reply to |
| 2016-02-23 23:51:12 | editor | Station Web Site Reviewed | Reply to |
| 2016-11-25 00:43:32 | charlottenc | Station Web Site Reviewed | Reply to |
| 2019-05-22 17:06:25 | editor | Station Homepage Title changed from Welcome | 89.9 FM - KGPR [ Montana Public Radio - Great Falls ] to Home - KGPR Radio | Reply to |
| 2019-05-25 14:32:16 | editor | Station Web Site Reviewed | Reply to |
| 2019-05-25 14:32:29 | editor | Changed streaming URL to http://kgpr.org/streaming/ | Reply to |
| 2021-04-24 13:32:00 | editor | Station Homepage Title changed from Home - KGPR Radio to KGPR Radio | | Reply to |
| 2021-04-24 13:32:00 | editor | Automated Update of homepage URL from http://kgpr.org/ to https://kgpr.org/ | Reply to |
| 2021-04-24 13:51:08 | editor | Station Format updated from Educational to Community College | Reply to |
| 2021-04-24 13:51:15 | editor | Station Web Site Reviewed | Reply to |
