| Civitavecchia to Kikinda | 501.15 mi (806.53 km) |
| Civitavecchia to Kladovo | 569.35 mi (916.28 km) |
| Civitavecchia to Knic | 467.40 mi (752.21 km) |
| Civitavecchia to Knjazevac | 547.27 mi (880.75 km) |
| Civitavecchia to Koceljeva | 434.52 mi (699.29 km) |
| Civitavecchia to Kosjeric | 430.11 mi (692.20 km) |
| Civitavecchia to Kovacica | 487.58 mi (784.68 km) |
| Civitavecchia to Kovin | 494.74 mi (796.20 km) |
| Civitavecchia to Kragujevac | 479.69 mi (771.98 km) |
| Civitavecchia to Kraljevo | 463.24 mi (745.51 km) |
| Civitavecchia to Krupanj | 411.64 mi (662.47 km) |
| Civitavecchia to Krusevac | 493.10 mi (793.57 km) |
| Civitavecchia to Kucevo | 522.42 mi (840.75 km) |
| Civitavecchia to Kula | 454.62 mi (731.63 km) |
| Civitavecchia to Kursumlija | 486.44 mi (782.85 km) |
