S
- (Province of Nueva Ecija) Sampaguita
- (Province of Nueva Ecija) San Luta
- (Province of Nueva Ecija) San Esteban
- (Province of Nueva Ecija) San Fernando
- (Province of Bulacan) Sabul
- (Province of Aurora) Sara
- (Province of Aurora) Sabali
- (Province of Bulacan) Sulucan
- (Province of Bulacan) Sapang Putik
- (Province of Bulacan) San Martin
- (Province of Bulacan) San Rafael
- (Province of Bulacan) Sapang Munti
- (Province of Nueva Ecija) San Francisco
- (Province of Nueva Ecija) Singalat
- (Province of Nueva Ecija) San Gregorio
- (Province of Nueva Ecija) San Josef
- (Province of Nueva Ecija) Sapang Bato
- (Province of Pampanga) Sanpaga
- (Province of Pampanga) Sampaga
- (Province of Pampanga) Siran
- (Province of Pampanga) Santa Rita
- (Province of Pampanga) Sagrada
- (Province of Pampanga) San Agustin
- (Province of Pampanga) San Pedro
- (Province of Pampanga) San Bulaun
- (Province of Aurora) Simbahan
- (Province of Pampanga) Saplad David
- (Province of Pampanga) Secundo
- (Province of Zambales) Santa Rita
- (Province of Zambales) Sobol