- West Auburn
- West Bar Island
- West Black Rock
- West Goose Rocks
- West Moody Island
- West Sheep Island
- West Sister Island
- Western Ear Island
- Western Egg Rock
- Western Island
- Wood Island
- Wacipi Island
- Waite
- Waites Landing
- Waldo
- Waldoboro
- Wales Corner
- Walker
- Walker Corner
- Walker Island
- Walker Settlement
- Wallagrass
- Walnut Hill
- Walnut Hill
- Walpole
- Waltham
- Waltons Mill
- Wards Cove
- Wardwell Island
- Warren