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King's Highway 404, also known as Highway 404 and colloquially as the four-oh-four, is an400-series highway in the Canadian province of Ontario connecting Highway 401 and the Don Valley Parkwaynin Toronto with Newmarket. The controlled-access hi...Full Wikipedia Topic
Start Terminus Highway 401 / DVP – Toronto
Length 36.60 km/ 22.70 mi
End Terminus Regional Road 19 (Green Lane) – East Gwillimbury
Highway ON-404 runs South to North with exit numbers starting at the southern most exit of each State/Province.
For exit details, click on green exit sign.