S
- (Province of Cagayan) San Dionisio
- (Province of Isabela) Sandiat East
- (Province of Cagayan) Sanchez-Mira
- (Province of Isabela) Sancad
- (Province of Isabela) San Antonio Minit
- (Province of Cagayan) San Antonio
- (Province of Isabela) San Antonio
- (Province of Isabela) San Antonio
- (Province of Isabela) San Antonio
- (Province of Isabela) San Antonio
- (Province of Nueva Vizcaya) San Antonio South
- (Province of Isabela) San Andres
- (Province of Isabela) San Agustin
- (Province of Isabela) Salindingan
- (Province of Isabela) Salay
- (Province of Isabela) Salay
- (Province of Isabela) Salay
- (Province of Isabela) Salay
- (Province of Cagayan) Salamague
- (Province of Nueva Vizcaya) Salacsac
- (Province of Isabela) Sagat
- (Province of Nueva Vizcaya) Sabual
- (Province of Batanes) Sabtang Island
- (Province of Nueva Vizcaya) Sablang
- (Province of Isabela) Santa Visitacion
- (Province of Isabela) San Jose
- (Province of Isabela) San Pablo
- (Province of Cagayan) San Esteban
- (Province of Isabela) Sidon Bayabo
- (Province of Nueva Vizcaya) Silap