Cities in Commonwealth of Massachusetts, United States ( 296 )
- Salisbury, Massachusetts
- Sandwich, Massachusetts
- Saugus
- Scituate, Massachusetts
- Seekonk
- Sharon, Massachusetts
- Sheffield
- Sherborn
- Shrewsbury, Massachusetts
- Smith Mills, Massachusetts
- Somerset, Massachusetts
- Somerville, Massachusetts
- South Amherst, Massachusetts
- South Dennis, Massachusetts
- South Duxbury
- South Hadley
- South Peabody
- South Yarmouth
- Southampton, Massachusetts
- Southborough, Massachusetts
- Southbridge, Massachusetts
- Southwick, Massachusetts
- Spencer, Massachusetts
- Springfield, Massachusetts
- Sterling, Massachusetts
- Stoneham, Massachusetts
- Stoughton, Massachusetts
- Stow, Massachusetts
- Sudbury, Massachusetts
- Sunderland, Massachusetts
- Sutton, Massachusetts
- Swampscott
- Swansea, Massachusetts
- Taunton, Massachusetts
- Templeton, Massachusetts
- Tewksbury, Massachusetts