The Whitby Senior Hockey Club suspended operations after the 1959-1960 season. The Board of Directors made the decision following the cessation the OHA Senior A League due to a shortage of teams, but the team’s increasing deficit also contributed to the decision. At an emergency general meeting on August 31, 1960, the Directors moved to liquidate the deficit by any means necessary, including the sale of club equipment.

The Whitby Dunlops were reinstated in 2004 by a group of local business people and entered the Ontario Hockey Association's Eastern Ontario Senior Hockey League for the 2004–2005 season. The Whitby Dunlops joined Major League Hockey, the top tier for senior men's hockey in Ontario, in 2009. In 2011, Major League Hockey was renamed Allan Cup Hockey. The current Whitby Dunlops play out of the Iroquois Park Sports Centre in Whitby.