| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 2005-05-31 00:00:00 | FCC App# 1038936 | FCC approved station to begin licensed operation | Reply to |
| 2007-01-01 00:00:00 | | Call Sign changed from KPCH to KNBB | Reply to |
| 2020-12-14 00:00:00 | FCC App# 1823219 | FCC received application to continue to Remain Silent | Reply to |
| 2021-02-22 00:00:00 | FCC App# 1823219 | FCC granted permission to continue to Remain Silent | Reply to |
