High Quality Content by WIKIPEDIA articles! King`s Highway 90, commonly referred to as Highway 90, was a provincially maintained highway in the Canadian province of Ontario. The route connected Barrie with the town of Angus and CFB Borden. The highway was designated in 1937. During the early 1960s, the highway was realigned within Barrie in order to have it interchange with Highway 400; originally the route followed Tiffin Street. At the beginning of 1998, the entire highway was transferred to the City of Barrie and Simcoe County.