- West Bar Island
- West Black Rock
- West Sheep Island
- Western Island
- Water Island
- West Harrington
- West Jonesport
- West Lubec
- West Pembroke
- West Princeton
- White Birch Island
- White Island
- Whitlocks Mill
- Williams Island
- Wingdam Island
- Woodland Junction
- West Goose Rocks
- Walnut Hill
- Wattlebury Island
- Wayside Trailer Park
- Wells Beach
- Wells Branch
- West Buxton
- West Hollis
- West Lebanon
- West Newfield
- White Island
- Wildes Corner
- Wildes District
- Wood Island