- Wiarton
- Wick
- Wicklow
- Wights Corners
- Wikwemikong
- Wilberforce
- Wilcox Corners
- Wilcox Lake
- Wilkesport
- Wilkinson
- Williscroft
- Willow Beach
- Willow Grove
- Willow Lake
- Willowbank
- Willowood
- Wilmer
- Wilmot Centre
- Wilno
- Wilson
- Wilson Point
- Wilson's Landing
- Wilstead
- Wilton
- Wiltsetown
- Windermere
- Windfall
- Windsor
- Windsor Park Village
- Windward Sands