K
- (Cotabato) Kiab
- (Province of Sarangani) Kinam
- (Province of Sarangani) Kling
- (Province of Sultan Kudarat) Kalandagan
- (Cotabato) Kalaisan
- (Province of Sultan Kudarat) Kolumbug
- (Province of Sarangani) Kamanga
- (Province of Sarangani) Kablalan
- (Province of Sarangani) Kapatan
- (Province of Sultan Kudarat) Kalamangog
- (Province of Sarangani) Kiupo
- (Province of South Cotabato) Klinan
- (Province of Sultan Kudarat) Kapingkong
- (Province of Sultan Kudarat) Kulaman
- (Province of Sultan Kudarat) Kudanding
- (Province of Sarangani) Katubao
- (Province of Sultan Kudarat) Kapaya
- (Province of South Cotabato) Koronadal
- (Cotabato) Kisante
- (Province of South Cotabato) Kabalen
- (Province of South Cotabato) Kipalbig
- (Province of South Cotabato) Katangawan
- (Province of Sultan Kudarat) Kalamansig