| Ponca City to Karditsa | 5,905.33 mi (9,503.72 km) |
| Ponca City to Kastoria | 5,824.76 mi (9,374.04 km) |
| Ponca City to Katerini | 5,882.73 mi (9,467.34 km) |
| Ponca City to Keratsini | 6,038.61 mi (9,718.21 km) |
| Ponca City to Kerkyra | 5,817.23 mi (9,361.92 km) |
| Ponca City to Kiato | 6,003.70 mi (9,662.03 km) |
| Ponca City to Kifisia | 6,040.28 mi (9,720.89 km) |
| Ponca City to Kilkis | 5,860.74 mi (9,431.95 km) |
| Ponca City to Komotini | 5,946.27 mi (9,569.59 km) |
| Ponca City to Korinthos | 6,014.00 mi (9,678.59 km) |
| Ponca City to Koropi | 6,051.59 mi (9,739.09 km) |
| Ponca City to Korydallos | 6,039.03 mi (9,718.89 km) |
| Ponca City to Kos | 6,229.65 mi (10,025.66 km) |
| Ponca City to Kozani | 5,854.56 mi (9,422.01 km) |
| Ponca City to Lagos | 5,934.10 mi (9,550.01 km) |
