| Effingham to Koscian | 4,706.25 mi (7,573.97 km) |
| Effingham to Koscielisko | 4,936.45 mi (7,944.45 km) |
| Effingham to Koscierzyna | 4,667.61 mi (7,511.79 km) |
| Effingham to Kostrzyn | 4,713.01 mi (7,584.86 km) |
| Effingham to Kostrzyn nad Odra | 4,617.82 mi (7,431.66 km) |
| Effingham to Koszalin | 4,605.18 mi (7,411.32 km) |
| Effingham to Kowary | 4,730.50 mi (7,613.01 km) |
| Effingham to Kozienice | 4,893.13 mi (7,874.73 km) |
| Effingham to Kozuchow | 4,683.52 mi (7,537.41 km) |
| Effingham to Kozy | 4,885.59 mi (7,862.60 km) |
| Effingham to Krakow | 4,904.50 mi (7,893.03 km) |
| Effingham to Krapkowice | 4,818.80 mi (7,755.11 km) |
| Effingham to Krasnik | 4,944.22 mi (7,956.95 km) |
| Effingham to Krasnystaw | 4,973.26 mi (8,003.69 km) |
| Effingham to Krosno | 4,983.39 mi (8,020.00 km) |
