- Smith Lake
- Sofia
- Solano
- South Garcia
- Standing Rock
- Stanley
- Star Lake Trading Post
- Stead
- Steins
- Strauss
- Summit
- Sunset
- Sunshine Valley
- Suwanee
- Swartz
- South Acomita Village
- San Felipe Pueblo
- San Ildefonso Pueblo
- San Jon
- San Ysidro
- Sanostee
- Santa Ana Pueblo
- Santa Clara Pueblo
- Santo Domingo Pueblo
- Seama
- Sheep Springs
- Shiprock
- Sombrillo
- South Valley
- Sunland Park