W
- (Colombo District) Waga West
- (Gampaha District) Wellaweediya
- (Gampaha District) Wellawatta
- (Gampaha District) Wettewa
- (Gampaha District) Wahatiyagama
- (Gampaha District) Walenegoda
- (Gampaha District) Weragoda
- (Gampaha District) Walpola
- (Colombo District) Wellampitiya
- (Colombo District) Wattegedara
- (Kalutara District) Willegoda
- (Kalutara District) Wettewa
- (Kalutara District) Wannimulla
- (Kalutara District) Wediwatta
- (Kalutara District) Walmeegoda
- (Kalutara District) Willabodakanda
- (Kalutara District) Weerakanda
- (Kalutara District) Wavulugala
- (Colombo District) Walgama
- (Gampaha District) Webodamulla
- (Colombo District) Wilasitha Nivasa
- Webuye
- (Gampaha District) Wattala
- (Gampaha District) Welisara