- Sheffield Place
- Sheldon
- Shelter Island
- Sherwood Forest Estates
- Sherwood Forest Mobile Home Park
- Shiloh Canyon
- Ship Rock
- Shongopovi
- Shonto
- Shopishk
- Show Low
- Shumway
- Shungopavi
- Sibyl
- Sichomovi
- Sieling's Mobile Village
- Sierra Del Saguaro Mobile Home Park
- Sierra Estates Mobile Home Park
- Sierra Leone Mobile Park
- Sierra Pacific Mobile Home Park
- Sierra Plaza Subdivision
- Sierra Vista
- Sierra Vista Estates
- Sierra Vista Southeast
- Sif Vaya
- Signal
- Signal Village
- Sikort Chuapo
- Sikul Himatk
- Sil Nakya