- Super Nails
- Super One
- Susan Breslow
- Sweeney & Assoc
- Sweetie Sweetie LLC
- Swiss Park Floral
- Swissvale Arcade Lanes
- Swissvale Auto Parts Co
- Swissvale Baptist Church
- Swissvale Boro Mayor
- Swissvale Boro Police Chief
- Swissvale Boro Police Dept
- Swissvale Boro Street Dept
- Swissvale Borough Secretary
- Swissvale Bowl-A-Rama
- Swissvale Express Market Inc
- Swissvale Family Practice
- Swissvale Liquor Store
- Swissvale Presbyterian Church
- Swissvale Pro Sound
- Swissvale Real Estate Tax Ofc
- Swissvale Senior Citizens Ctr
- Swissvale Towers
- Swissvale United Methodist Chr
- Swissvale Volunteer Fire Dept
- Taco Bell
- Tarot With Ruth & Charque
- Think Tank Studios
- Thomas L Nied Funeral Home Inc
- Three Rivers Freeze Dried
- Three Rivers Sales
- Thriftique
- Tiny Tot Day Nursery
- Towne Centre Office Building
- Towne Cleaners
