KLAY-FM
1959–1969
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1969–19??
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19??–1980
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KRPM (-FM) (first era)
1980–1986
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1986–198?
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198?–199?
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199?–1995
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KCIN-FM
1995–1996
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KRPM-FM (second era)
1996
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KBKS-FM
1996–1997
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1997–2005
2005–2007
2007–2011
2011–present
As part of a major format shuffling involving four of iheart's Seattle stations, on January 19, 2016, at Noon, KBKS's Top 40 format moved to 93.3 FM, displacing KUBE's Rhythmic Top 40 format (which would move to sister KKBW). It then returned to a CHR format on May 3, 2018 after the former KUBE (now KPWK) reverted to a Rhythmic format and revived its heritage branding.
Template:FM Radio stations in Seattle