| Sigmaringen to Kikinda | 551.57 mi (887.66 km) |
| Sigmaringen to Kladovo | 681.41 mi (1,096.62 km) |
| Sigmaringen to Knic | 621.75 mi (1,000.60 km) |
| Sigmaringen to Knjazevac | 709.95 mi (1,142.55 km) |
| Sigmaringen to Koceljeva | 563.43 mi (906.75 km) |
| Sigmaringen to Kosjeric | 584.98 mi (941.44 km) |
| Sigmaringen to Kovacica | 578.45 mi (930.93 km) |
| Sigmaringen to Kovin | 604.52 mi (972.88 km) |
| Sigmaringen to Kragujevac | 627.73 mi (1,010.24 km) |
| Sigmaringen to Kraljevo | 627.60 mi (1,010.03 km) |
| Sigmaringen to Krupanj | 548.44 mi (882.63 km) |
| Sigmaringen to Krusevac | 659.77 mi (1,061.80 km) |
| Sigmaringen to Kucevo | 643.56 mi (1,035.71 km) |
| Sigmaringen to Kula | 516.47 mi (831.18 km) |
| Sigmaringen to Kursumlija | 674.18 mi (1,084.98 km) |
