United States of America populated cities
- South Lyme
- South Lyon
- South Milwaukee
- South Orange
- South Paris
- South Pittsburg
- South Plainfield
- South Portland
- South Range
- South River
- South Rockwood
- South San Francisco
- South Sioux City
- South Vienna
- South Webster
- South Whitley
- South Williamson
- South Yarmouth
- Southern Pines
- Southfield
- Southwest Harbor
- Spokane
- Spokane, Washington
- Spring Arbor
- Spring Hope
- Spring Lake
- Springfield
- Springfield Gardens
- Springview
- Squaw Lake
- Squaw Valley, Placer County, California
- St Augustine
- St Clair Shores
- St Croix Falls
- St Joseph
- St Louis
- St Lucas
- St Paul
- St Paul Park
- St Petersburg
- St. Louis
- Stamford
- Star Prairie
- Stark City
- Steep Falls
- Stephens City
- Sterling City
- Sterling Heights
- Stevens Point
- Stevenson Ranch