| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Asaph | city | Pennsylvania | United States | 41.77083 | -77.40528 | 1272 | 757 |
| Asbury | city | Pennsylvania | United States | 42.07194 | -80.18222 | 770 | 31073 |
| Asbury | city | Pennsylvania | United States | 41.12639 | -76.33667 | 757 | 2821 |
| Ashbourne | city | Pennsylvania | United States | 40.0675 | -75.13056 | 200 | 433398 |
| Ashcom | city | Pennsylvania | United States | 40.00361 | -78.41944 | 1604 | 3056 |
| Asherton | city | Pennsylvania | United States | 40.78806 | -76.82417 | 587 | 6664 |
| Ashfield | city | Pennsylvania | United States | 40.78444 | -75.71389 | 574 | 9710 |
| Ashland | city | Pennsylvania | United States | 40.87139 | -78.33333 | 1768 | 4828 |
| Ashland | city | Pennsylvania | United States | 40.78167 | -76.34611 | 1138 | 12805 |
| Ashley | city | Pennsylvania | United States | 41.21028 | -75.89694 | 941 | 99720 |
| Ashmead Village | city | Pennsylvania | United States | 40.06167 | -75.09944 | 98 | 417102 |
| Ashtola | city | Pennsylvania | United States | 40.19694 | -78.78 | 2211 | 5687 |
| Ashton Wooden Bridge | city | Pennsylvania | United States | 40.07167 | -75.02333 | 98 | 283212 |
| Ashtree | city | Pennsylvania | United States | 39.77278 | -80.36278 | 1204 | 1235 |
| Ashville | city | Pennsylvania | United States | 40.56 | -78.54889 | 1768 | 4599 |
| Askam | city | Pennsylvania | United States | 41.19861 | -75.95472 | 688 | 46339 |
| Aspers | city | Pennsylvania | United States | 39.97944 | -77.22306 | 698 | 4721 |
| Aspinwall | city | Pennsylvania | United States | 40.49139 | -79.905 | 800 | 204154 |
| Aston Mills | city | Pennsylvania | United States | 39.87417 | -75.44861 | 259 | 107804 |
| Astral | city | Pennsylvania | United States | 41.34389 | -79.77222 | 1023 | 5880 |
| Asylum | city | Pennsylvania | United States | 41.71306 | -76.33389 | 698 | 2424 |
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