| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Aladdin | city | Pennsylvania | United States | 40.69167 | -79.65694 | 1010 | 12586 |
| Alaska | city | Pennsylvania | United States | 41.1775 | -79.09611 | 1496 | 5341 |
| Alaska | city | Pennsylvania | United States | 40.78361 | -76.43778 | 1236 | 11959 |
| Alba | city | Pennsylvania | United States | 41.705 | -76.82861 | 1414 | 3227 |
| Albany | city | Pennsylvania | United States | 40.03778 | -79.87167 | 813 | 15091 |
| Albany | city | Pennsylvania | United States | 40.61667 | -75.86694 | 485 | 3519 |
| Albert | city | Pennsylvania | United States | 41.12028 | -75.93139 | 1456 | 7901 |
| Albion | city | Pennsylvania | United States | 41.89056 | -80.36667 | 905 | 3454 |
| Albion | city | Pennsylvania | United States | 40.95889 | -78.94722 | 1361 | 7217 |
| Albrightsville | city | Pennsylvania | United States | 41.01444 | -75.60139 | 1584 | 2787 |
| Alburtis | city | Pennsylvania | United States | 40.51083 | -75.60333 | 498 | 22579 |
| Alcoa Center | city | Pennsylvania | United States | 40.53833 | -79.64528 | 1292 | 14249 |
| Alcola | city | Pennsylvania | United States | 41.01222 | -79.28917 | 1240 | 2208 |
| Aldan | city | Pennsylvania | United States | 39.92139 | -75.28833 | 98 | 429762 |
| Alden | city | Pennsylvania | United States | 41.18194 | -76.01278 | 675 | 20430 |
| Aldenville | city | Pennsylvania | United States | 41.64667 | -75.36417 | 1197 | 1922 |
| Aldham | city | Pennsylvania | United States | 40.09056 | -75.54167 | 439 | 28906 |
| Aldovin | city | Pennsylvania | United States | 41.61722 | -75.93861 | 1072 | 3034 |
| Aleppo | city | Pennsylvania | United States | 39.82389 | -80.44639 | 1197 | 1148 |
| Alexander Springs | city | Pennsylvania | United States | 40.62833 | -77.67444 | 800 | 4080 |
| Alexandria | city | Pennsylvania | United States | 40.55639 | -78.09806 | 698 | 4462 |
| Alfarata | city | Pennsylvania | United States | 40.56639 | -78.11861 | 715 | 4462 |
| Alfarata | city | Pennsylvania | United States | 40.6625 | -77.45722 | 597 | 3616 |
| Alford | city | Pennsylvania | United States | 41.80667 | -75.775 | 1105 | 2503 |
| Alica | city | Pennsylvania | United States | 40.00806 | -79.92861 | 1099 | 15511 |
| Alice | city | Pennsylvania | United States | 40.13472 | -79.57056 | 1131 | 18838 |
| Alice | city | Pennsylvania | United States | 40.16417 | -79.46 | 1525 | 10280 |
| Alinda | city | Pennsylvania | United States | 40.34639 | -77.28472 | 620 | 3456 |
| Aline | city | Pennsylvania | United States | 40.68056 | -76.9875 | 498 | 3238 |
| Aliquippa | city | Pennsylvania | United States | 40.63667 | -80.24028 | 698 | 50554 |
| Allegheny Acres | city | Pennsylvania | United States | 40.61528 | -79.87028 | 1076 | 17237 |
| Allegheny Center subdivision | city | Pennsylvania | United States | 40.45333 | -80.00611 | 679 | 249097 |
| Allegheny Furnace | city | Pennsylvania | United States | 40.48972 | -78.4075 | 1095 | 64045 |
| Allegheny Springs | city | Pennsylvania | United States | 41.82667 | -79.30417 | 1571 | 3071 |
| Allegheny West | city | Pennsylvania | United States | 40.00833 | -75.17833 | 127 | 528512 |
| Allegheny historical | city | Pennsylvania | United States | 40.45056 | -80.01639 | 708 | 249097 |
| Alleghenyville | city | Pennsylvania | United States | 40.23417 | -75.98889 | 528 | 16704 |
| Allemans | city | Pennsylvania | United States | 40.72667 | -78.40417 | 1797 | 3340 |
| Allen | city | Pennsylvania | United States | 41.88278 | -78.57333 | 2198 | 2672 |
| Allen | city | Pennsylvania | United States | 40.16528 | -77.08472 | 498 | 10865 |
| Allen Junction | city | Pennsylvania | United States | 40.63194 | -75.39111 | 298 | 108648 |
| Allen Lane | city | Pennsylvania | United States | 40.05639 | -75.19778 | 298 | 338015 |
| Allendale | city | Pennsylvania | United States | 40.31861 | -78.72556 | 2086 | 6828 |
| Allendale | city | Pennsylvania | United States | 40.22389 | -76.89056 | 400 | 99694 |
| Allenport | city | Pennsylvania | United States | 40.09806 | -79.84917 | 800 | 30040 |
| Allenport | city | Pennsylvania | United States | 40.37361 | -77.87028 | 600 | 3949 |
| Allens | city | Pennsylvania | United States | 41.24194 | -76.97972 | 498 | 42010 |
| Allens Crossroads | city | Pennsylvania | United States | 40.13611 | -79.84306 | 1049 | 41943 |
| Allens Mills | city | Pennsylvania | United States | 41.19944 | -78.90778 | 1650 | 1772 |
| Allensville | city | Pennsylvania | United States | 40.53583 | -77.81722 | 987 | 2924 |
| Allentown | city | Pennsylvania | United States | 40.60833 | -75.49056 | 298 | 156536 |
| Allentown subdivision | city | Pennsylvania | United States | 40.4275 | -79.99417 | 1000 | 274893 |
| Allenvale | city | Pennsylvania | United States | 40.08 | -79.14222 | 2198 | 4337 |
| Allenview | city | Pennsylvania | United States | 40.17833 | -76.97 | 419 | 43610 |
| Allenwood | city | Pennsylvania | United States | 41.1075 | -76.89861 | 498 | 5784 |
| Alliance Furnace | city | Pennsylvania | United States | 40.11389 | -79.71889 | 1095 | 8474 |
| Allis Hollow | city | Pennsylvania | United States | 41.84333 | -76.30611 | 941 | 1625 |
| Allison | city | Pennsylvania | United States | 39.98889 | -79.865 | 1099 | 12447 |
| Allison Heights | city | Pennsylvania | United States | 39.98611 | -79.87889 | 1089 | 14025 |
| Allison Park | city | Pennsylvania | United States | 40.55944 | -79.95889 | 1003 | 77306 |
| Allison Park subdivision | city | Pennsylvania | United States | 40.22944 | -80.2425 | 1190 | 35045 |
| Allison Park subdivision | city | Pennsylvania | United States | 40.55833 | -79.95833 | 1003 | 54891 |
| Allport | city | Pennsylvania | United States | 40.66111 | -78.75806 | 1683 | 8000 |
| Allport | city | Pennsylvania | United States | 40.96694 | -78.20167 | 1597 | 3068 |
| Almaden | city | Pennsylvania | United States | 40.76278 | -78.4 | 1673 | 3673 |
| Almedia | city | Pennsylvania | United States | 41.01444 | -76.38139 | 495 | 16896 |
| Almont | city | Pennsylvania | United States | 40.36417 | -75.33472 | 508 | 31434 |
| Alnwick | city | Pennsylvania | United States | 40.12889 | -75.07333 | 187 | 132703 |
| Alpha subdivision | city | Pennsylvania | United States | 40.85194 | -75.28528 | 797 | 18504 |
| Alpine | city | Pennsylvania | United States | 40.07861 | -76.87306 | 400 | 11575 |
| Alpine Heights | city | Pennsylvania | United States | 40.25333 | -76.67667 | 698 | 27725 |
| Alpsville | city | Pennsylvania | United States | 40.30556 | -79.79583 | 1079 | 62987 |
| Alsace Manor | city | Pennsylvania | United States | 40.39972 | -75.86083 | 830 | 27028 |
| Alta Manor | city | Pennsylvania | United States | 40.53167 | -78.40472 | 1299 | 59424 |
| Altamont | city | Pennsylvania | United States | 40.78611 | -76.22528 | 1496 | 19553 |
| Altenwald | city | Pennsylvania | United States | 39.845 | -77.60389 | 810 | 9770 |
| Althom | city | Pennsylvania | United States | 41.75333 | -79.30306 | 1696 | 1708 |
| Althouse | city | Pennsylvania | United States | 39.88806 | -79.03111 | 2027 | 3166 |
| Altman | city | Pennsylvania | United States | 40.97556 | -80.27889 | 1154 | 16519 |
| Alto Grandview Acres | city | Pennsylvania | United States | 40.26667 | -75.6 | 298 | 45706 |
| Alton Park subdivision | city | Pennsylvania | United States | 40.56167 | -75.49833 | 377 | 124106 |
| Altonah | city | Pennsylvania | United States | 40.65611 | -75.36139 | 390 | 88390 |
| Altoona | city | Pennsylvania | United States | 40.51861 | -78.395 | 1253 | 59424 |
| Altor | city | Pennsylvania | United States | 39.97028 | -75.67 | 242 | 34582 |
| Alum Bank | city | Pennsylvania | United States | 40.18056 | -78.61389 | 1236 | 2955 |
| Alum Rock | city | Pennsylvania | United States | 41.16722 | -79.62139 | 1000 | 2857 |
| Aluta | city | Pennsylvania | United States | 40.77083 | -75.31722 | 623 | 19373 |
| Alvan | city | Pennsylvania | United States | 40.14611 | -78.14944 | 1896 | 1605 |
| Alverda | city | Pennsylvania | United States | 40.63028 | -78.85722 | 1893 | 3470 |
| Alverton | city | Pennsylvania | United States | 40.14 | -79.5875 | 1230 | 17633 |
| Alvira historical | city | Pennsylvania | United States | 41.13417 | -76.95556 | 557 | 4241 |
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