| Ostend to Kikinda | 881.54 mi (1,418.70 km) |
| Ostend to Kladovo | 1,015.73 mi (1,634.67 km) |
| Ostend to Knic | 967.48 mi (1,557.00 km) |
| Ostend to Knjazevac | 1,053.03 mi (1,694.69 km) |
| Ostend to Koceljeva | 908.43 mi (1,461.97 km) |
| Ostend to Kosjeric | 932.59 mi (1,500.85 km) |
| Ostend to Kovacica | 915.38 mi (1,473.17 km) |
| Ostend to Kovin | 943.41 mi (1,518.28 km) |
| Ostend to Kragujevac | 972.17 mi (1,564.56 km) |
| Ostend to Kraljevo | 974.54 mi (1,568.37 km) |
| Ostend to Krupanj | 895.51 mi (1,441.18 km) |
| Ostend to Krusevac | 1,005.65 mi (1,618.44 km) |
| Ostend to Kucevo | 982.20 mi (1,580.69 km) |
| Ostend to Kula | 852.71 mi (1,372.30 km) |
| Ostend to Kursumlija | 1,022.50 mi (1,645.56 km) |
