Ontario Highway 401

The Ontario Highway 401 is a highway in Ontario, Canada. It spans 828 km (514.5 mi), which marks one of the country's longest highways, and one of the longest in the province of Ontario, just behind Ontario Highway 17.

It begins in Windsor, and ends at the border with Quebec.

Major Cities
(west to east)
 * Windsor
 * Chatham-Kent
 * London
 * Woodstock
 * Cambridge
 * Kitchener
 * Milton
 * Mississauga
 * Toronto
 * Pickering
 * Ajax
 * Whitby
 * Oshawa
 * Clarington
 * Cobourg
 * Brighton
 * Belleville
 * Greater Napanee
 * Kingston
 * Brockville
 * Cornwall