List of highways in Ontario

Columns: Route | From | To | Length | Formed
Highway 410 | Highway 401 in Mississauga | Highway 10 in Caledon | 20.3 km ( 12.6 mi ) | November 1978 | Highway 412 | Highway 401 in Whitby | Highway 407E in Whitby | 10.0 km ( 6.2 mi ) | June 20 , 2016 | Highway 416 | Highway 401 in Johnstown | Highway 417 in Ottawa | 76.4 km ( 47.5 mi ) | June 1997 | Highway 417 | Highway 17 in Arnprior | Quebec border at Autoroute 40 towards Quebec City | 181.4 km ( 112.7 mi ) | September 1972 | Highway 418 | Highway 401 in Clarington | Highway 407E in Clarington | 12.8 km ( 8.0 mi ) | December 9 , 2019 | Highway 420 | Queen Elizabeth Way in Niagara Falls | Stanley Avenue/Niagara Regional Road 102 at Niagara Falls ( Formerly at Rainbow Bridge ) | 3.3 km ( 2.1 mi ) | 1972 | Highway 427 | Queen Elizabeth Way / Gardiner Expressway in Toronto | Highway 7 in Vaughan | 19.9 km ( 12.4 mi ) | 1972 | Queen Elizabeth Way | Peace Bridge in Fort Erie , Ontario | Highway 427 in Toronto ( Formerly at Humber River ) | 139.1 km ( 86.4 mi ) | June 1939

Example questions:
The Ontario highway that serves Kemptville was built in which year ? | The first Ontario highway to be completed in the 1960s ends at a bridge built in which year ? | Which Ontario highway ends in the fifth-largest city in the Greater Toronto Area ? | The most recently-built Ontario highway was known as what before February 2015 ? | The shortest Ontario highway has a speed limit of what in kilometres per hour ?

Answers:
1997 | 1962 | Highway 427 | East Durham Link | 80 kilometres per hour