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Marysville to Napanee 1956-1973 |
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This is a list of selected Ontario Secondary Highway
numbered between 500 and 673. For all other highways, please click here, or select a link from the bottom
of this page. Click on the appropriate highway name or route shield to see a detailed history of that
highway. The link on the right side is a route map of each highway, showing historical
re-routings and realignments. Most of the maps are still under development and will be
posted later. |
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