| Ponca City to Ennepetal | 4,837.17 mi (7,784.68 km) |
| Ponca City to Ennigerloh | 4,840.07 mi (7,789.35 km) |
| Ponca City to Eppelborn | 4,897.53 mi (7,881.81 km) |
| Ponca City to Eppelheim | 4,958.75 mi (7,980.33 km) |
| Ponca City to Eppingen | 4,979.89 mi (8,014.36 km) |
| Ponca City to Eppstein | 4,920.85 mi (7,919.35 km) |
| Ponca City to Erbach | 5,048.50 mi (8,124.78 km) |
| Ponca City to Erbach | 4,961.47 mi (7,984.72 km) |
| Ponca City to Erding | 5,123.87 mi (8,246.08 km) |
| Ponca City to Erftstadt | 4,834.93 mi (7,781.07 km) |
| Ponca City to Erfurt | 4,979.73 mi (8,014.11 km) |
| Ponca City to Ergolding | 5,120.72 mi (8,241.00 km) |
| Ponca City to Erkelenz | 4,808.40 mi (7,738.37 km) |
| Ponca City to Erkner | 5,011.70 mi (8,065.55 km) |
| Ponca City to Erkrath | 4,824.50 mi (7,764.29 km) |
