This article is about the current radio station on 810 AM. For the former station on 560 AM, see KZAC.
For the airport serving the same area assigned the ICAO code KSFO, see San Francisco International Airport.
KGO
1924–1928
| LOGO MISSING |
1928–1941
| LOGO MISSING |
1941–1945
| LOGO MISSING |
1945–1951
| LOGO MISSING |
1951–1955
| LOGO MISSING |
1955–1956
| LOGO MISSING |
1956–1958
| LOGO MISSING |
1958–1959
| LOGO MISSING |
1959–1962
| LOGO MISSING |
1962–1977

| SVG NEEDED |
1977–1982

| SVG NEEDED |
1982–1990

| SVG NEEDED |
1990–2000

2000–2011
2011–2015

2015–2016

2016–2022

2022–2024

KSFO
2024–present

While KSFO's conservative talk format moved from AM 560 to AM 810 on November 18, the callsign is still KGO. The callsign has since been retired as of January 1, 2025 in which AM 810 became KSFO while its sister station became KZAC.