Cities
19,472 incorporated places. Staff can add a place that is missing from the gazetteer.
- Seven Valleys, PA
- Seward, PA
- Sewickley, PA
- Sewickley Heights, PA
- Sewickley Hills, PA
- Shade Gap, PA
- Shamokin, PA
- Shamokin Dam, PA
- Shanksville, PA
- Sharon, PA
- Sharon Hill, PA
- Sharpsburg, PA
- Sharpsville, PA
- Sheakleyville, PA
- Shelocta, PA
- Shenandoah, PA
- Shickshinny, PA
- Shillington, PA
- Shinglehouse, PA
- Shippensburg, PA
- Shippenville, PA
- Shippingport, PA
- Shiremanstown, PA
- Shirleysburg, PA
- Shoemakersville, PA
- Shrewsbury, PA
- Silverdale, PA
- Sinking Spring, PA
- Slatington, PA
- Sligo, PA
- Slippery Rock, PA
- Smethport, PA
- Smicksburg, PA
- Smithfield, PA
- Smithton, PA
- Snow Shoe, PA
- Snydertown, PA
- Somerset, PA
- Souderton, PA
- South Bethlehem, PA
- South Coatesville, PA
- South Connellsville, PA
- South Fork, PA
- South Greensburg, PA
- South Heights, PA
- South New Castle, PA
- South Renovo, PA
- South Waverly, PA
- South Williamsport, PA
- Southmont, PA
- Southwest Greensburg, PA
- Spartansburg, PA
- Speers, PA
- Spring City, PA
- Spring Grove, PA
- Springboro, PA
- Springdale, PA
- St. Clair, PA
- St. Clairsville, PA
- St. Lawrence, PA