1922-1930
1930-1936
1936-1941
1941-1949
1949-1952
1952-1957
1957-1964
1964-1992
1992-2005
2005-2019
2019-present
Branding history
- GDST 580 (19??-present)
Format history
- News/talk radio (19??-present)
Ownership history
- Independent (1922-1957)
- Westinghouse Broadcasting (1957-1995)
- CBS Radio (1995-1997, 2005-2017)
- Infinity Broadcasting Corporation (1997-2005)
- Entercom (2017-present)