The following highways are numbered 604:

Canada

Alberta Highway 604 The Canadian province of Alberta has provincial highway network of nearly as of 2009, of which were paved. All of Alberta's provincial highways are maintained by Alberta Transportation (AT), a department of the Government of Alberta. The n ...

Ontario Highway 604 This is a list of secondary highways in Kenora District, most of which provide access to isolated and sparsely populated areas in the Kenora District of northwestern Ontario. Highway 525 Secondary Highway 525, commonly referred to as Highway 5 ...

(former) *

Saskatchewan Highway 604 Saskatchewan ( ; ) is a Provinces and territories of Canada, province in Western Canada, western Canada, bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, to the northeast by Nunavut, and on t ...

Costa Rica

National Route 604

United States

* * * * {{Road index, 604