| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 0000-00-00 00:00:00 | FCC App# 295574 | FCC approved station to begin licensed operation | Reply to |
| 2008-09-22 00:00:00 | FCC App# 1263740 | FCC approved station to begin licensed operation | Reply to |
| 2008-09-22 00:00:00 | | Call Sign changed from K257AJ to K255BZ | Reply to |
| 2025-02-27 15:16:08 | editor | Set as simulcast of KLOS FM/HD3 | Reply to |
| 2025-02-27 15:18:02 | editor | No longer simulcast | Reply to |