| Effingham to Kocaali | 5,713.51 mi (9,195.01 km) |
| Effingham to Kocaeli | 5,694.87 mi (9,165.01 km) |
| Effingham to Konak | 5,707.58 mi (9,185.46 km) |
| Effingham to Konakli | 5,978.85 mi (9,622.03 km) |
| Effingham to Konya | 5,934.95 mi (9,551.37 km) |
| Effingham to Koprukoy | 6,139.75 mi (9,880.97 km) |
| Effingham to Korfez | 5,687.19 mi (9,152.65 km) |
| Effingham to Korkut | 6,205.90 mi (9,987.43 km) |
| Effingham to Kose | 6,056.34 mi (9,746.73 km) |
| Effingham to Kovancilar | 6,144.91 mi (9,889.29 km) |
| Effingham to Koyulhisar | 5,991.84 mi (9,642.94 km) |
| Effingham to Kozan | 6,075.34 mi (9,777.32 km) |
| Effingham to Kozlu | 5,725.99 mi (9,215.09 km) |
| Effingham to Kozluk | 6,226.83 mi (10,021.12 km) |
| Effingham to Kucuk Dalyan | 6,153.83 mi (9,903.63 km) |
