| Castanet-Tolosan to Kikinda | 942.51 mi (1,516.83 km) |
| Castanet-Tolosan to Kladovo | 1,047.86 mi (1,686.36 km) |
| Castanet-Tolosan to Knic | 957.99 mi (1,541.73 km) |
| Castanet-Tolosan to Knjazevac | 1,046.32 mi (1,683.89 km) |
| Castanet-Tolosan to Koceljeva | 910.56 mi (1,465.41 km) |
| Castanet-Tolosan to Kosjeric | 917.86 mi (1,477.15 km) |
| Castanet-Tolosan to Kovacica | 949.57 mi (1,528.19 km) |
| Castanet-Tolosan to Kovin | 966.89 mi (1,556.05 km) |
| Castanet-Tolosan to Kragujevac | 968.45 mi (1,558.56 km) |
| Castanet-Tolosan to Kraljevo | 957.77 mi (1,541.39 km) |
| Castanet-Tolosan to Krupanj | 889.15 mi (1,430.95 km) |
| Castanet-Tolosan to Krusevac | 990.61 mi (1,594.23 km) |
| Castanet-Tolosan to Kucevo | 1,002.10 mi (1,612.72 km) |
| Castanet-Tolosan to Kula | 897.53 mi (1,444.44 km) |
| Castanet-Tolosan to Kursumlija | 991.64 mi (1,595.89 km) |
