1957–1961

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1961–1990

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1990–1995

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1995–2001

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In 1995, the station switched to a talk format.

2001–2004

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The station re-launched as Mojo Radio in 2001.

2004–2010

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In 2004, due to low ratings (MOJO was typically hovering around a 1.4 share) the station moved away from the male-oriented imaging to a more general news and talk format as AM640 Toronto Radio.

2010-2017

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2017-present

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