- Sammonsville
- Sand Island
- Scotchbrush
- Scout Island
- Smiths Corners
- Stairs Corners
- Steele Corners
- Stever Mill
- Stewart Landing
- Stoner Island
- Sweets Crossing
- Sawens
- South Alabama
- South Byron
- Stone Church
- Suicide Corners
- Smith Landing
- South Cairo
- South Durham
- South Jewett
- Spruceton
- Sunside
- Sabattis
- Sagamore
- Saint Hubert Island
- Shaker Place
- Spruce Island
- Strawberry Island
- South Ilion
- Salisbury