M
- (Colombo District) Malambe
- (Gampaha District) Makura
- (Colombo District) Makumbura
- (Colombo District) Makuluduwa
- (Gampaha District) Makola North
- (Gampaha District) Makola South
- (Gampaha District) Makkanigoda
- (Gampaha District) Makilangamuwa
- (Gampaha District) Makewita
- (Colombo District) Makandana
- (Kalutara District) Makalandawa
- (Gampaha District) Makalanda
- (Gampaha District) Mahipalagoda
- (Gampaha District) Maimbula
- (Colombo District) Mahingala
- (Kalutara District) Mahena
- (Kalutara District) Mahayala
- (Gampaha District) Mahawita
- (Kalutara District) Mahawila
- (Gampaha District) Mahawatta
- (Kalutara District) Maha Waskaduwa
- (Kalutara District) Maha Wadduwa West
- (Kalutara District) Maha Wadduwa East
- (Gampaha District) Mahattuwa
- (Gampaha District) Maharagama
- (Gampaha District) Mahara
- (Kalutara District) Maha Payagala
- (Gampaha District) Mahaloluwa
- (Kalutara District) Mahakele
- (Kalutara District) Maha Kalupahana