- Smith Corner
- Sound View
- South Brother
- Sterling City
- Swimming Rock
- Spring Hill
- Salem
- Salisbury
- Sandy Hook
- Scotland
- Sharon
- Sherman
- Simsbury Center
- Somersville
- South Britain
- South Kent
- South Lyme
- South Willington
- Southington
- Southport
- Staffordville
- Sterling
- Stevenson
- Suffield
- Seymour
- Stafford
- Stonington
- Stratford
- Salmon Brook
- Saybrook Manor