| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Oval | city | Pennsylvania | United States | 41.15111 | -77.16944 | 797 | 2749 |
| Overbrook | city | Pennsylvania | United States | 40.385 | -79.99361 | 1102 | 234146 |
| Overbrook | city | Pennsylvania | United States | 39.98917 | -75.24361 | 200 | 533116 |
| Overlook | city | Pennsylvania | United States | 40.82 | -76.57528 | 1299 | 20024 |
| Overlook Heights | city | Pennsylvania | United States | 40.80722 | -77.88444 | 1099 | 48548 |
| Overlook Springs | city | Pennsylvania | United States | 40.53611 | -75.47667 | 633 | 43614 |
| Overshot | city | Pennsylvania | United States | 41.76194 | -76.52417 | 1151 | 1709 |
| Overton | city | Pennsylvania | United States | 41.57 | -76.50333 | 1699 | 725 |
| Overview | city | Pennsylvania | United States | 40.31889 | -76.92333 | 360 | 47577 |
|
|