- Dambore
- Dampe
- Dampe
- Dedigamuwa
- Dehiwala
- Dehiwala-Mount Lavinia
- Delthara
- Demaladuwa
- Dematagoda
- Depanama
- Diddeniya
- Divulpitiya
- Diyagama
- Dulanmahara
- Dadagomuwa
- Dagonna
- Dahinpahuwa
- Dalugama
- Dalugamgoda
- Dalupatgedara
- Dalupitiya
- Dalupotha
- Daluwekotuwa
- Dambadure
- Dambutuwa
- Dandugama
- Dangalla
- Danowita
- Danwilana
- Daraluwa