| Time (Eastern US) | Author | Comment (most recent last) | Actions |
| 1982-04-14 00:00:00 | FCC App# 12073 | License Renewed | Reply to |
| 1982-11-19 00:00:00 | FCC App# 45768 | License Renewed | Reply to |
| 1993-02-16 00:00:00 | FCC App# 175757 | FCC approved station to begin licensed operation | Reply to |
| 1998-12-03 00:00:00 | | Call Sign changed from WTAQ to WRDZ | Reply to |
| 2014-09-27 22:21:39 | editor | Station Format updated from No Web Site to Unknown Format | Reply to |
| 2015-12-23 09:05:05 | editor | Station Format updated from Unknown Format to Ethnic | Reply to |
| 2019-07-17 13:49:56 | editor | Station Homepage Title changed from Polskieradio.com - Oficjalna strona Radia 1030AM & 1300AM Chicago i 910AM NY to Polskieradio.com - Oficjalna strona Radia 104.7FM 1030AM 1300AM 107.1FM Chicago i 910AM NY | Reply to |
