| Rio Maior to Kikinda | 1,550.82 mi (2,495.81 km) |
| Rio Maior to Kladovo | 1,649.73 mi (2,654.98 km) |
| Rio Maior to Knic | 1,554.92 mi (2,502.41 km) |
| Rio Maior to Knjazevac | 1,640.48 mi (2,640.10 km) |
| Rio Maior to Koceljeva | 1,511.55 mi (2,432.61 km) |
| Rio Maior to Kosjeric | 1,515.34 mi (2,438.70 km) |
| Rio Maior to Kovacica | 1,554.45 mi (2,501.64 km) |
| Rio Maior to Kovin | 1,569.63 mi (2,526.08 km) |
| Rio Maior to Kragujevac | 1,566.17 mi (2,520.50 km) |
| Rio Maior to Kraljevo | 1,553.16 mi (2,499.57 km) |
| Rio Maior to Krupanj | 1,489.42 mi (2,396.99 km) |
| Rio Maior to Krusevac | 1,585.03 mi (2,550.86 km) |
| Rio Maior to Kucevo | 1,603.17 mi (2,580.05 km) |
| Rio Maior to Kula | 1,505.08 mi (2,422.18 km) |
| Rio Maior to Kursumlija | 1,582.23 mi (2,546.35 km) |
