| Ponca City to Domanic | 6,159.39 mi (9,912.57 km) |
| Ponca City to Duragan | 6,248.30 mi (10,055.67 km) |
| Ponca City to Duzce | 6,155.68 mi (9,906.61 km) |
| Ponca City to Eceabat | 6,026.23 mi (9,698.28 km) |
| Ponca City to Edirne | 5,956.55 mi (9,586.14 km) |
| Ponca City to Edremit | 6,080.16 mi (9,785.07 km) |
| Ponca City to Elazig | 6,530.18 mi (10,509.31 km) |
| Ponca City to Elbistan | 6,494.85 mi (10,452.46 km) |
| Ponca City to Eleskirt | 6,564.11 mi (10,563.91 km) |
| Ponca City to Emet | 6,172.17 mi (9,933.15 km) |
| Ponca City to Emirdag | 6,253.36 mi (10,063.80 km) |
| Ponca City to Emirgazi | 6,403.75 mi (10,305.84 km) |
| Ponca City to Enez | 5,987.87 mi (9,636.54 km) |
| Ponca City to Erbaa | 6,336.67 mi (10,197.89 km) |
| Ponca City to Ercis | 6,628.38 mi (10,667.35 km) |
