| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Amaranth | city | Pennsylvania | United States | 39.7975 | -78.27833 | 918 | 1169 |
| Amatus | city | Pennsylvania | United States | 39.96417 | -77.04417 | 547 | 5865 |
| Ambau | city | Pennsylvania | United States | 39.85139 | -76.89333 | 554 | 12057 |
| Amberson | city | Pennsylvania | United States | 40.17028 | -77.6775 | 1227 | 1645 |
| Amberson Valley Estates | city | Pennsylvania | United States | 40.20361 | -77.6325 | 1361 | 2063 |
| Ambler | city | Pennsylvania | United States | 40.15444 | -75.22194 | 203 | 70483 |
| Ambridge | city | Pennsylvania | United States | 40.58917 | -80.22528 | 921 | 55846 |
| Ambridge Heights | city | Pennsylvania | United States | 40.59167 | -80.21194 | 797 | 55846 |
| Ambrose | city | Pennsylvania | United States | 40.7725 | -79.10861 | 1243 | 2857 |
| Amend | city | Pennsylvania | United States | 39.87278 | -79.78944 | 1197 | 19445 |
| Amesville | city | Pennsylvania | United States | 40.83083 | -78.40056 | 1696 | 3767 |
| Amity | city | Pennsylvania | United States | 40.03944 | -80.20528 | 1102 | 3614 |
| Amity | city | Pennsylvania | United States | 40.50917 | -75.28639 | 593 | 8669 |
| Amity Gardens | city | Pennsylvania | United States | 40.27417 | -75.73556 | 200 | 15163 |
| Amityville | city | Pennsylvania | United States | 40.3 | -75.73667 | 298 | 12594 |
| Amleyn Gardens | city | Pennsylvania | United States | 39.89111 | -76.64861 | 715 | 36610 |
| Amsbry | city | Pennsylvania | United States | 40.53639 | -78.55639 | 1988 | 6195 |
| Amsterdam | city | Pennsylvania | United States | 41.13389 | -80.13389 | 1230 | 9921 |
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