I
- (Province of Davao del Sur) Iudanang
- (Province of Davao del Sur) Iambadan
- (Province of Davao del Sur) Ibo
- (Davao Occidental) Ibran
- (Province of Davao del Sur) Idong
- (Province of Davao del Sur) Igpit
- (Davao Occidental) Inaburan
- (Province of Davao del Sur) Indangan
- (Province of Davao del Sur) Inuayan
- (Davao de Oro) Inugtan
- (Davao Occidental) Ipil
- (Province of Davao del Sur) Ipil
- (Province of Davao del Sur) Ipuan
- (Province of Davao Oriental) Ivy Island
- (Province of Davao del Sur) Ignit
- (Province of Davao Oriental) Ilangay
- (Province of Davao del Sur) Inawayan