Places beginning with SE in Pennsylvania, United States
- Seal
- Seamentown
- Seanor
- Sea Right
- Searights
- Sebastopol
- Sebring
- Secane
- Sechrist Mill
- Sedgwick
- Sedwicks Mill
- Seeger Place
- Seelyville
- Seemsville
- Seger
- Seiberlingville
- Seidersville
- Seiple
- Seipstown
- Seisholtzville
- Seitzland
- Seitzville
- Seldersville
- Selea
- Selinsgrove
- Selinsgrove, Borough of
- Selinsgrove Junction
- Selkirk
- Sellersville
- Sellersville, Borough of
- Seltzer
- Seminole
- Seneca
- Sereno
- Sergeant
- Sergeant, Township of
- Seven Acres
- Seven Fields
- Seven Fields
- Seven Pines
- Seven Points
- Seven Springs
- Seven Springs, Borough of
- Seven Stars
- Seven Stars
- Seven Stars
- Seven Stars
- Seven Stars
- Seven Valleys
- Seven Valleys, Borough of
- Seward
- Seward, Borough of
- Sewickley
- Sewickley, Borough of
- Sewickley Heights
- Sewickley Heights, Borough of
- Sewickley Hills
- Sewickley Hills, Borough of
- Sewickley, Township of
- Seyfert
- Seyoc