| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Cuba Mills | city | Pennsylvania | United States | 40.59056 | -77.40694 | 498 | 3322 |
| Cuba Mines subdivision | city | Pennsylvania | United States | 40.88833 | -78.23583 | 1496 | 6694 |
| Cuddy Hill | city | Pennsylvania | United States | 40.34917 | -80.16083 | 997 | 37617 |
| Culbertson | city | Pennsylvania | United States | 40.25306 | -77.75389 | 1007 | 1298 |
| Culmerville | city | Pennsylvania | United States | 40.65417 | -79.83917 | 1099 | 13177 |
| Culp | city | Pennsylvania | United States | 40.58028 | -78.26028 | 1095 | 5526 |
| Cumberland Village | city | Pennsylvania | United States | 39.89917 | -79.96861 | 997 | 8373 |
| Cumbola | city | Pennsylvania | United States | 40.71167 | -76.13806 | 761 | 17316 |
| Cumiskey | city | Pennsylvania | United States | 41.56889 | -76.32417 | 1646 | 1270 |
| Cummingswood Park | city | Pennsylvania | United States | 40.12139 | -79.40472 | 1843 | 3272 |
| Cumminsville | city | Pennsylvania | United States | 40.12083 | -77.31611 | 646 | 3511 |
| Cunningham | city | Pennsylvania | United States | 40.6775 | -79.82306 | 1017 | 9286 |
| Cupola | city | Pennsylvania | United States | 40.09917 | -75.84556 | 600 | 11277 |
| Curfew | city | Pennsylvania | United States | 40.04139 | -79.75861 | 1325 | 7086 |
| Curllsville | city | Pennsylvania | United States | 41.09861 | -79.44694 | 1223 | 2511 |
| Curry | city | Pennsylvania | United States | 40.33194 | -79.98583 | 1181 | 87509 |
| Curry Hill | city | Pennsylvania | United States | 41.23806 | -75.96361 | 613 | 35748 |
| Curry Run | city | Pennsylvania | United States | 40.9125 | -78.66611 | 1299 | 1235 |
| Currys Mills | city | Pennsylvania | United States | 41.08806 | -80.06417 | 1207 | 14243 |
| Curryville | city | Pennsylvania | United States | 40.27583 | -78.33861 | 1440 | 4682 |
| Curtin | city | Pennsylvania | United States | 40.97222 | -77.74417 | 698 | 4588 |
| Curtisville | city | Pennsylvania | United States | 40.64222 | -79.85111 | 1099 | 13177 |
| Curwensville | city | Pennsylvania | United States | 40.97556 | -78.52528 | 1197 | 4053 |
| Cush Creek | city | Pennsylvania | United States | 40.77167 | -78.85556 | 1692 | 2391 |
| Cush Cushion Crossing | city | Pennsylvania | United States | 40.72111 | -78.86333 | 1496 | 2988 |
| Custards | city | Pennsylvania | United States | 41.53028 | -80.15944 | 1092 | 2741 |
| Custer | city | Pennsylvania | United States | 40.74167 | -75.63917 | 534 | 15176 |
| Custer City | city | Pennsylvania | United States | 41.90583 | -78.65194 | 1499 | 6899 |
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