List of highways in Ontario

Columns: Route | From | To | Length | Formed
Highway 400 | Maple Leaf Drive Overpass in Toronto | Highway 69 in Parry Sound extension to Highway 17 in Sudbury under construction | 226.0 km ( 140.4 mi ) | July 1952 | Highway 401 | Ojibway Parkway in Windsor extension to Interstate 75 in Detroit under construction | Autoroute 20 towards Montreal at the Ontario and Quebec border | 828.0 km ( 514.5 mi ) | July 1952 | Highway 402 | Bluewater Bridge in Sarnia | Highway 401 in London | 102.5 km ( 63.7 mi ) | July 1952 | Highway 403 | Highway 401 in Woodstock | Highway 401 in Mississagua near Toronto | 125.2 km ( 77.8 mi ) | December 1963 | Highway 404 | Highway 401 in Toronto | Woodbine Avenue in East Gwillimbury and Keswick | 49.3 km ( 30.6 mi ) | 1977 | Highway 405 | Queen Elizabeth Way in St. Catharines | Lewiston-Queenston Bridge in Queenston | 8.7 km ( 5.4 mi ) | September 1963 | Highway 406 | Queen Elizabeth Way in St. Catharines | East Main Street in Welland | 26.0 km ( 16.2 mi ) | December 1965 | / Highway 407 | Highway 403 / Queen Elizabeth Way in Burlington | Ontario Highway 35 / 115 in Clarington | 151.4 km ( 94.1 mi ) | June 1997 | Highway 409 | Highway 401 in Toronto | Toronto Pearson International Airport at the Toronto - Mississauga boundary | 5.6 km ( 3.5 mi ) | August 1978

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