- South Pocasset
- Saconesset Hills
- Sagamore Beach
- Sagamore Highlands
- Salten Rock
- Sampson Island
- Sand Island
- Santuit
- Scorton Ledge
- Scorton Shores
- Scudders Rock
- Shooters Island
- Silver Beach
- Sippewisset
- Sipson Island
- Smalltown
- South Brewster
- South Chatham
- South Mashpee
- South Monomoy Island
- South Truro
- South West Rock
- Southwest Ledge
- Spindle Rock
- Stage Island
- Stony Island
- Strong Island
- Sunken Meadow Beach
- Savoy Center
- South Lee