| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Social Island | city | Pennsylvania | United States | 39.88 | -77.71 | 830 | |
| Society Hill | city | Pennsylvania | United States | 39.94 | -75.15 | 6 | |
| Society Meadows | city | Pennsylvania | United States | 40.36 | -75.27 | 410 | |
| Soho | city | Pennsylvania | United States | 40.44 | -79.98 | 895 | |
| Soldier | city | Pennsylvania | United States | 41.06 | -78.84 | 1669 | |
| Solebury | city | Pennsylvania | United States | 40.38 | -75.01 | 259 | |
| Solomon Gap | city | Pennsylvania | United States | 41.18 | -75.88 | 1683 | |
| Somerfield | city | Pennsylvania | United States | 39.75 | -79.39 | 1669 | |
| Somers Lane | city | Pennsylvania | United States | 41.97 | -77.11 | 1040 | |
| Somerset | city | Pennsylvania | United States | 40.01 | -79.08 | 2509 | |
| Somerton | city | Pennsylvania | United States | 40.12 | -75.01 | 200 | |
| Somerton Estate | city | Pennsylvania | United States | 40.14 | -75.00 | 164 | |
| Somerton Forge | city | Pennsylvania | United States | 40.14 | -75.00 | 164 | |
| Somerville | city | Pennsylvania | United States | 40.96 | -79.65 | 1669 | |
| Somerville | city | Pennsylvania | United States | 40.05 | -75.15 | 200 | |
| Sonestown | city | Pennsylvania | United States | 41.35 | -76.55 | 1669 | |
| Sonman | city | Pennsylvania | United States | 40.40 | -78.66 | 2004 | |
| Sopertown | city | Pennsylvania | United States | 41.88 | -76.90 | 1669 | |
| Soradoville | city | Pennsylvania | United States | 40.68 | -77.41 | 830 | |
| Sorrelhorse | city | Pennsylvania | United States | 40.15 | -75.06 | 298 | |
| Soudersburg | city | Pennsylvania | United States | 40.02 | -76.15 | 387 | |
| Souderton | city | Pennsylvania | United States | 40.31 | -75.33 | 393 | |
| Soukesburg | city | Pennsylvania | United States | 40.35 | -78.78 | 1683 | |
| Sours Mills | city | Pennsylvania | United States | 40.77 | -75.31 | 830 | |
| South Altoona | city | Pennsylvania | United States | 40.49 | -78.41 | 1095 | |
| South Auburn | city | Pennsylvania | United States | 41.67 | -76.08 | 1131 | |
| South Bend | city | Pennsylvania | United States | 40.63 | -79.37 | 1115 | |
| South Bethlehem | city | Pennsylvania | United States | 41.00 | -79.34 | 1164 | |
| South Bethlehem | city | Pennsylvania | United States | 40.61 | -75.37 | 830 | |
| South Birdsboro (historical) | city | Pennsylvania | United States | 40.26 | -75.81 | 351 | |
| South Bradford | city | Pennsylvania | United States | 41.93 | -78.65 | 1669 | |
| South Branch | city | Pennsylvania | United States | 41.65 | -76.44 | 1171 | |
| South Canaan | city | Pennsylvania | United States | 41.51 | -75.41 | 1669 | |
| South Chester | city | Pennsylvania | United States | 39.84 | -75.38 | 3 | |
| South Coatesville | city | Pennsylvania | United States | 39.97 | -75.82 | 298 | |
| South Connellsville | city | Pennsylvania | United States | 40.00 | -79.59 | 1246 | |
| South Danville | city | Pennsylvania | United States | 40.96 | -76.64 | 830 | |
| South Devonshire Estates | city | Pennsylvania | United States | 40.30 | -76.78 | 830 | |
| South Easton | city | Pennsylvania | United States | 40.68 | -75.21 | 298 | |
| South Eaton | city | Pennsylvania | United States | 41.49 | -75.91 | 830 | |
| South Ebervale | city | Pennsylvania | United States | 40.98 | -75.95 | 1669 | |
| South Fork | city | Pennsylvania | United States | 40.37 | -78.79 | 1669 | |
| South Gibson | city | Pennsylvania | United States | 41.73 | -75.63 | 1056 | |
| South Greensburg | city | Pennsylvania | United States | 40.28 | -79.54 | 1053 | |
| South Heberton | city | Pennsylvania | United States | 41.02 | -75.89 | 1873 | |
| South Heights | city | Pennsylvania | United States | 40.57 | -80.24 | 830 | |
| South Hermitage | city | Pennsylvania | United States | 40.06 | -75.98 | 830 | |
| South Hill | city | Pennsylvania | United States | 41.84 | -76.26 | 1197 | |
| South Hills | city | Pennsylvania | United States | 40.39 | -80.04 | 1197 | |
| South Lakemont | city | Pennsylvania | United States | 40.47 | -78.39 | 1230 | |
| South Lebanon | city | Pennsylvania | United States | 40.33 | -76.40 | 830 | |
| South Media | city | Pennsylvania | United States | 39.91 | -75.38 | 200 | |
| South Montrose | city | Pennsylvania | United States | 41.80 | -75.89 | 1679 | |
| South Mountain | city | Pennsylvania | United States | 39.85 | -77.49 | 1669 | |
| South New Castle | city | Pennsylvania | United States | 40.98 | -80.35 | 898 | |
| South Philipsburg | city | Pennsylvania | United States | 40.89 | -78.22 | 1669 | |
| South Pottstown | city | Pennsylvania | United States | 40.24 | -75.65 | 200 | |
| South Renovo | city | Pennsylvania | United States | 41.32 | -77.75 | 862 | |
| South Ridge Estates | city | Pennsylvania | United States | 39.90 | -76.65 | 849 | |
| South Side Flats | city | Pennsylvania | United States | 40.43 | -79.99 | 830 | |
| South Sterling | city | Pennsylvania | United States | 41.26 | -75.35 | 1669 | |
| South Strabane | city | Pennsylvania | United States | 40.14 | -80.16 | 1197 | |
| South Sulger (historical) | city | Pennsylvania | United States | 41.16 | -79.01 | 1669 | |
| South Tamaqua | city | Pennsylvania | United States | 40.76 | -75.94 | 872 | |
| South Temple | city | Pennsylvania | United States | 40.40 | -75.90 | 830 | |
| South Terrace | city | Pennsylvania | United States | 40.61 | -75.35 | 298 | |
| South Towanda | city | Pennsylvania | United States | 41.75 | -76.44 | 830 | |
| South Union | city | Pennsylvania | United States | 41.57 | -77.00 | 1669 | |
| South Uniontown | city | Pennsylvania | United States | 39.89 | -79.75 | 997 | |
| South View Acres | city | Pennsylvania | United States | 39.91 | -76.69 | 830 | |
| South Warren | city | Pennsylvania | United States | 41.89 | -76.19 | 1669 | |
| South Warren | city | Pennsylvania | United States | 41.83 | -79.17 | 1194 | |
| South Waverly | city | Pennsylvania | United States | 42.00 | -76.54 | 830 | |
| South Williamsport | city | Pennsylvania | United States | 41.23 | -77.00 | 830 | |
| South Wood Hills | city | Pennsylvania | United States | 39.95 | -76.72 | 830 | |
| Southampton | city | Pennsylvania | United States | 40.17 | -75.04 | 206 | |
| Southdale | city | Pennsylvania | United States | 41.15 | -76.27 | 830 | |
| Southmont | city | Pennsylvania | United States | 40.31 | -78.94 | 1669 | |
| Southside | city | Pennsylvania | United States | 39.78 | -76.39 | 406 | |
| Southside Slopes | city | Pennsylvania | United States | 40.42 | -79.98 | 885 | |
| Southview | city | Pennsylvania | United States | 40.33 | -80.26 | 1190 | |
| Southwest | city | Pennsylvania | United States | 40.20 | -79.52 | 997 | |
| Southwest Center City | city | Pennsylvania | United States | 39.94 | -75.18 | 26 | |
| Southwest Greensburg | city | Pennsylvania | United States | 40.29 | -79.55 | 997 | |
| Southwest Schuylkill | city | Pennsylvania | United States | 39.94 | -75.20 | 65 | |
| Southwood Hills | city | Pennsylvania | United States | 39.89 | -76.64 | 830 | |
| Sowash | city | Pennsylvania | United States | 40.33 | -79.47 | 1115 |