It is located about 110 kilometers east of Toronto.
- (Ontario Hockey Association Senior, 1892-1893)
- (OHA Jr. 1899-1902, 1903-1917, 1918-1927, 1931-1933) moved to OHA Jr. B
- (Central Ontario Junior A Hockey League, 1992-1993) league renamed OPJHL
- (Ontario Provincial Junior Hockey League, 1993-2009) join CCHL
- (Central Canadian Hockey League, 2009-2010) merged with Bowmanville Eagles; join OJHL
- (Ontario Junior Hockey League, 2010-Present) merged with Streetsville Derbys in 2011
- Cobourg, Ontario on Wikipedia