Hwy 15 Hwy 15 to 19 Index Hwy 19   

Click on any King's Highway route marker sign from the menu below to see a detailed history and a link to a route map of that highway, showing historical re-routings and realignments. Most of the route maps are still under development and will be posted later. For all other Ontario Highways, please return to the Main Highway List. Enjoy!


Photo at Right: Construction of the White Lake Narrows Bridge on Hwy 17 between Marathon and White River (1959)
(Photo courtesy of Ontario Ministry of Transportation  -  © Queen's Printer for Ontario, 1938)

List of Ontario King's Highways Numbered 15 through 19:

Hwy 15
The King's Highway 15:

Kingston to Carleton Place

1920-Present
Hwy 17B North Bay
The King's Highway 17B:

North Bay Business Route

1958-Present

Hwy 15A Ottawa
The King's Highway 15A (Alt):

Ottawa Alternate Route

1956-1960
Hwy 17B Thessalon
The King's Highway 17B:

Thessalon Business Route

1958-Present

Hwy 15A Ashton-Stittsville
The King's Highway 15A (Alt):

Ashton-Stittsville Alternate Route

1956-1969
Hwy 17B Echo Bay
The King's Highway 17B:

Echo Bay Business Route

2007-Present

Hwy 15B Carleton Place
The King's Highway 15B:

Carleton Place Business Route

1960-1961
Hwy 17B Sault Ste. Marie
The King's Highway 17B:

Sault Ste. Marie Business Route

1969-2006

Hwy 15B Seeleys Bay
The King's Highway 15B:

Seeleys Bay Business Route

1961-1965
Hwy 17B Shuniah
The King's Highway 17B:

Shuniah Business Route

1970-1972

Hwy 16
The King's Highway 16:

Johnstown to Highway 416

1918-Present
Hwy 17B Thunder Bay
The King's Highway 17B:

Thunder Bay Business Route

1968-1997

Hwy 17
The King's Highway 17:

Manitoba Boundary to Arnprior

1920-Present
Hwy 18
The King's Highway 18:

Windsor to Leamington

1930-1998

Hwy 17A Thunder Bay
The King's Highway 17A:

Sistonens Corners to Thunder Bay

1937-1972
Hwy 18A
The King's Highway 18A:

Malden Centre to Kingsville

1938-1978

Hwy 17A
The King's Highway 17A (Alt):

Ottawa to Quebec Boundary

1949-1960
Hwy 18B Ruthven
The King's Highway 18B:

Highway 18 to Ruthven

1937-1953

Hwy 17A Kenora
The King's Highway 17A:

Kenora Alternate Route

1990-Present
Hwy 18B Amherstburg
The King's Highway 18B:

Amherstburg Business Route

1950s-1960s

Hwy 17B
The King's Highway 17B:

Ottawa Business Route

1960-1997
Hwy 19
The King's Highway 19:

Tillsonburg to Highway 401

1930-Present



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