| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Daggett | city | Pennsylvania | United States | 41.94861 | -76.92639 | 1512 | 1971 |
| Dagus | city | Pennsylvania | United States | 41.36167 | -78.61611 | 1978 | 2046 |
| Dagus Mines | city | Pennsylvania | United States | 41.35389 | -78.60583 | 1998 | 2046 |
| Daguscahonda | city | Pennsylvania | United States | 41.41944 | -78.65583 | 1597 | 3844 |
| Dahoga | city | Pennsylvania | United States | 41.59917 | -78.72417 | 1597 | 822 |
| Daisytown | city | Pennsylvania | United States | 40.05444 | -79.93222 | 898 | 15588 |
| Daisytown | city | Pennsylvania | United States | 40.31917 | -78.90111 | 1400 | 53216 |
| Dale | city | Pennsylvania | United States | 40.31278 | -78.90444 | 1368 | 53216 |
| Dale | city | Pennsylvania | United States | 41.01139 | -78.29306 | 1735 | 2593 |
| Dale | city | Pennsylvania | United States | 40.41611 | -75.61611 | 708 | 12783 |
| Dale Summit | city | Pennsylvania | United States | 40.83583 | -77.79389 | 1315 | 24124 |
| Daleville | city | Pennsylvania | United States | 39.86417 | -75.88528 | 597 | 7045 |
| Daleville | city | Pennsylvania | United States | 41.305 | -75.51417 | 1837 | 3282 |
| Dalevue | city | Pennsylvania | United States | 40.79583 | -77.82944 | 1099 | 41970 |
| Daley | city | Pennsylvania | United States | 40.08583 | -78.73833 | 2696 | 2336 |
| Dallas | city | Pennsylvania | United States | 41.33611 | -75.96361 | 1200 | 14797 |
| Dallas Acres | city | Pennsylvania | United States | 39.90167 | -76.66222 | 754 | 36610 |
| Dallas City | city | Pennsylvania | United States | 41.94083 | -78.55583 | 1899 | 3191 |
| Dallastown | city | Pennsylvania | United States | 39.89944 | -76.64056 | 895 | 36610 |
| Dalmatia | city | Pennsylvania | United States | 40.65417 | -76.90278 | 492 | 3297 |
| Dalton | city | Pennsylvania | United States | 41.53417 | -75.73639 | 1125 | 16127 |
| Dalvue | city | Pennsylvania | United States | 39.9 | -76.67028 | 698 | 44294 |
| Damascus | city | Pennsylvania | United States | 41.70306 | -75.06861 | 800 | 1840 |
| Dampman | city | Pennsylvania | United States | 40.10389 | -75.87306 | 698 | 11277 |
| Danboro | city | Pennsylvania | United States | 40.35444 | -75.13306 | 485 | 27894 |
| Danielsville | city | Pennsylvania | United States | 40.79444 | -75.5275 | 633 | 9492 |
| Dannersville | city | Pennsylvania | United States | 40.74361 | -75.43528 | 698 | 20516 |
| Dantown | city | Pennsylvania | United States | 41.70667 | -80.39167 | 1190 | 2983 |
| Danville | city | Pennsylvania | United States | 40.96333 | -76.61306 | 498 | 12038 |
| Darby | city | Pennsylvania | United States | 39.91833 | -75.25944 | 65 | 429762 |
| Darbytown | city | Pennsylvania | United States | 41.61083 | -75.06972 | 698 | 1879 |
| Dark Water | city | Pennsylvania | United States | 40.73528 | -76.2 | 839 | 28918 |
| Darling | city | Pennsylvania | United States | 39.90333 | -75.47 | 259 | 39267 |
| Darlington | city | Pennsylvania | United States | 40.80944 | -80.42278 | 990 | 5979 |
| Darlington | city | Pennsylvania | United States | 40.2575 | -79.28861 | 1115 | 5870 |
| Darlington Corners | city | Pennsylvania | United States | 39.91972 | -75.57694 | 396 | 58191 |
| Darragh | city | Pennsylvania | United States | 40.26639 | -79.67889 | 997 | 29238 |
| Dauberville | city | Pennsylvania | United States | 40.46361 | -75.98222 | 298 | 8592 |
| Dauphin | city | Pennsylvania | United States | 40.36722 | -76.93139 | 396 | 17590 |
| Daves Gap | city | Pennsylvania | United States | 39.91028 | -78.19167 | 1391 | 1210 |
| David Manor | city | Pennsylvania | United States | 40.29167 | -76.79528 | 498 | 74637 |
| Davidsburg | city | Pennsylvania | United States | 39.98361 | -76.89472 | 449 | 13725 |
| Davidson | city | Pennsylvania | United States | 39.72278 | -79.88028 | 1115 | 7253 |
| Davidson | city | Pennsylvania | United States | 39.98861 | -79.84667 | 1197 | 12447 |
| Davidson Heights | city | Pennsylvania | United States | 40.58333 | -80.26 | 1095 | 40582 |
| Davidsville | city | Pennsylvania | United States | 40.22694 | -78.93667 | 1722 | 11835 |
| Davis | city | Pennsylvania | United States | 40.74111 | -79.15889 | 1194 | 3429 |
| Davis Station | city | Pennsylvania | United States | 41.82167 | -77.57556 | 1597 | 900 |
| Davistown | city | Pennsylvania | United States | 39.76861 | -80.02417 | 1000 | 3838 |
| Davistown | city | Pennsylvania | United States | 40.04139 | -79.40361 | 1732 | 2838 |
| Davisville | city | Pennsylvania | United States | 40.18306 | -75.05917 | 236 | 101440 |
| Dawn Acres | city | Pennsylvania | United States | 41.3375 | -75.5075 | 1640 | 4197 |
| Dawson | city | Pennsylvania | United States | 40.70167 | -80.40333 | 1197 | 13888 |
| Dawson | city | Pennsylvania | United States | 40.04694 | -79.65472 | 898 | 15301 |
| Dawson Run | city | Pennsylvania | United States | 41.53667 | -79.44 | 1095 | 565 |
| Day | city | Pennsylvania | United States | 41.18667 | -79.265 | 1597 | 2327 |
| Daylesford | city | Pennsylvania | United States | 40.03889 | -75.46056 | 433 | 45244 |
| Dayton | city | Pennsylvania | United States | 40.88028 | -79.24222 | 1397 | 2079 |
| Dayton | city | Pennsylvania | United States | 40.57667 | -76.64889 | 787 | 6476 |
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