- Sanak Islands
- Sankin Island
- Sarana Island
- Sauluktouchikh
- Schumachinskaia
- Scotland Rock
- Seal Islands
- Seal Rock
- Sealion Rocks
- Sealion Rocks
- Shag Rock
- Shumagin Islands
- Simeonof Island
- Sisters Island
- Sitymkan
- South Rock
- South Rocks
- Southwest Islands
- Sozavarika Island
- Spectacle Island
- Sushilnoi Island
- Swirl Rock
- Silver Springs
- Squaw Island
- Summit
- Shaiak Island
- Sheep Island
- Summit Island
- Saint George
- Saint Marys