List of places in Pennsylvania: Sa–Si List of places in Pennsylvania: Sa–Si List of places in Pennsylvania: Sa–Si

| Name_of_place | Number_of_counties | Principal_county | Lower_zip_code | Upper_zip_code_ |
|---|---|---|---|---|
| Sciota | 1 | Monroe County | 18354 |  |
| Sconnelltown | 1 | Chester County | 19380 |  |
| Scotch Hill | 1 | Clarion County | 16233 |  |
| Scotch Hollow | 1 | Clearfield County | 16666 |  |
| Scotia | 1 | Allegheny County | 15025 |  |
| Scotia | 1 | Centre County |  |  |
| Scotland | 1 | Franklin County | 17254 |  |
| Scotrun | 1 | Monroe County | 18355 |  |
| Scott | 1 | Lackawanna County |  |  |
| Scott Center | 1 | Wayne County | 18462 |  |
| Scott Haven | 1 | Westmoreland County | 15083 |  |
| Scott Township | 1 | Allegheny County | 15106 |  |
| Scott Township | 1 | Columbia County |  |  |
| Scott Township | 1 | Lackawanna County |  |  |
| Scott Township | 1 | Lawrence County |  |  |
| Scott Township | 1 | Wayne County |  |  |
| Scottdale | 1 | Westmoreland County | 15683 |  |
| Scottsville | 1 | Beaver County | 15001 |  |
| Scottsville | 1 | Wyoming County |  |  |
| Scranton | 1 | Lackawanna County | 18501 | 19 |