| Ponca City to Eregli | 6,431.99 mi (10,351.28 km) |
| Ponca City to Eregli | 6,140.77 mi (9,882.61 km) |
| Ponca City to Erenler | 6,243.18 mi (10,047.43 km) |
| Ponca City to Erfelek | 6,218.30 mi (10,007.39 km) |
| Ponca City to Ergani | 6,569.63 mi (10,572.79 km) |
| Ponca City to Ermenek | 6,441.12 mi (10,365.98 km) |
| Ponca City to Eruh | 6,670.77 mi (10,735.57 km) |
| Ponca City to Erzin | 6,533.76 mi (10,515.08 km) |
| Ponca City to Erzincan | 6,476.48 mi (10,422.89 km) |
| Ponca City to Erzurum | 6,518.55 mi (10,490.59 km) |
| Ponca City to Esenler | 6,069.76 mi (9,768.34 km) |
| Ponca City to Esenyurt | 6,061.20 mi (9,754.56 km) |
| Ponca City to Eskisehir | 6,191.43 mi (9,964.14 km) |
| Ponca City to Esme | 6,210.90 mi (9,995.48 km) |
| Ponca City to Espiye | 6,385.16 mi (10,275.92 km) |
