| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 1989-09-29 00:00:00 | | Call Sign changed from 850712M6 to KSMM | Reply to |
| 1993-02-03 00:00:00 | | Call Sign changed from KSMM to KPFX | Reply to |
| 1993-04-29 00:00:00 | FCC App# 180878 | FCC approved station to begin licensed operation | Reply to |
| 1997-03-28 00:00:00 | FCC App# 236910 | License Renewed | Reply to |
| 2005-04-13 00:00:00 | FCC App# 1027949 | License Renewed | Reply to |
| 2011-05-23 20:20:04 | mitchstad | Successful Volunteer Test (Windows) - 56 Seconds | Reply to |
| 2016-12-17 16:43:54 | charlottenc | Station Web Site Reviewed | Reply to |
