Ontario City is a term that refers to eight cities in the Canadian province of Ontario. Toronto, the provincial capital, is a 7-letter city located on the northwestern shore of Lake Ontario. Sarnia is a 6-letter city located on the eastern shore of Lake Huron. Ottawa, the nation's capital, is a 6-letter city located on the Ottawa River. AJAX is a 4-letter city located on the northern shore of Lake Ontario. Galt is a 4-letter city located on the Grand River in southwestern Ontario. Oshawa is a 6-letter city located on the shores of Lake Ontario. Whitby is a 6-letter city located on the north shore of Lake Ontario. Grimsby is a 7-letter city located on the western end of Lake Ontario. Northbay is an 8-letter city located on the northern shore of Lake Nipissing.