| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Avalon | city | Pennsylvania | United States | 40.50083 | -80.06778 | 830 | 111368 |
| Avella | city | Pennsylvania | United States | 40.275 | -80.46083 | 997 | 3932 |
| Avella Highlands | city | Pennsylvania | United States | 40.27333 | -80.465 | 994 | 3932 |
| Avendale | city | Pennsylvania | United States | 39.88556 | -75.36333 | 98 | 192078 |
| Avery | city | Pennsylvania | United States | 41.63861 | -75.93139 | 1066 | 1868 |
| Avis | city | Pennsylvania | United States | 41.18472 | -77.31417 | 597 | 10447 |
| Avoca | city | Pennsylvania | United States | 41.33972 | -75.73667 | 925 | 49964 |
| Avon | city | Pennsylvania | United States | 40.34556 | -76.39028 | 498 | 42619 |
| Avon Heights | city | Pennsylvania | United States | 40.3525 | -76.37528 | 528 | 42619 |
| Avondale | city | Pennsylvania | United States | 39.93583 | -76.68944 | 649 | 78641 |
| Avondale | city | Pennsylvania | United States | 41.22278 | -75.98222 | 600 | 35748 |
| Avondale | city | Pennsylvania | United States | 39.82333 | -75.78361 | 298 | 19390 |
| Avondale Hill | city | Pennsylvania | United States | 41.22722 | -75.98361 | 600 | 35748 |
| Avonia | city | Pennsylvania | United States | 42.04556 | -80.27 | 708 | 8468 |
| Avonmore | city | Pennsylvania | United States | 40.52889 | -79.46167 | 898 | 5798 |
| Avoy | city | Pennsylvania | United States | 41.44472 | -75.34 | 1479 | 4765 |
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