- West Surry
- West Tremont
- West Trenton
- Western Island
- Whig Island
- White Island
- Whitmore Neck
- Wilson Corner
- Winkumpaugh Corners
- Winslow Island
- Wonderland
- Wreck Island
- West Boothbay Harbor
- West Bristol
- West Dresden
- West Southport
- West Waldoboro
- Westport Island
- White Islands
- Whites Island
- Whittum Island
- Winslow Hill
- Winslows Mills
- Witch Island
- Woodbridge Island
- Wreck Corner
- Wreck Island
- Weeks Mills
- West Mount Vernon
- West Sidney