For its sister FM station of the same callsign, see KNBR-FM.

KPO

1922–1927

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1927–1946

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KNBC

1946–1962

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KNBR

1962–197?

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197?–198?

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198?–1990

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1990–2003

KNBR 680.svg

2003–present

KNBR logo.svg

2019–present

KNBR 104.5 FM 680 AM.svg


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