| Ponca City to Oschatz | 5,037.80 mi (8,107.55 km) |
| Ponca City to Oschersleben | 4,944.50 mi (7,957.40 km) |
| Ponca City to Osnabruck | 4,823.44 mi (7,762.57 km) |
| Ponca City to Ostbevern | 4,825.85 mi (7,766.46 km) |
| Ponca City to Osterburg | 4,930.27 mi (7,934.50 km) |
| Ponca City to Ostercappeln | 4,827.21 mi (7,768.64 km) |
| Ponca City to Osterhofen | 5,146.18 mi (8,281.97 km) |
| Ponca City to Osterholz-Scharmbeck | 4,812.67 mi (7,745.24 km) |
| Ponca City to Osternienburg | 4,979.61 mi (8,013.91 km) |
| Ponca City to Osterode | 4,922.03 mi (7,921.25 km) |
| Ponca City to Osterwieck | 4,928.31 mi (7,931.35 km) |
| Ponca City to Ostfildern | 5,008.39 mi (8,060.23 km) |
| Ponca City to Osthofen | 4,935.29 mi (7,942.57 km) |
| Ponca City to Ostrhauderfehn | 4,776.07 mi (7,686.34 km) |
| Ponca City to Ostringen | 4,968.87 mi (7,996.62 km) |
