| Port Huron to Kanjiza | 4,670.10 mi (7,515.80 km) |
| Port Huron to Kikinda | 4,695.18 mi (7,556.17 km) |
| Port Huron to Kladovo | 4,830.18 mi (7,773.42 km) |
| Port Huron to Knic | 4,790.41 mi (7,709.42 km) |
| Port Huron to Knjazevac | 4,874.05 mi (7,844.03 km) |
| Port Huron to Koceljeva | 4,731.28 mi (7,614.25 km) |
| Port Huron to Kosjeric | 4,756.30 mi (7,654.53 km) |
| Port Huron to Kovacica | 4,733.51 mi (7,617.85 km) |
| Port Huron to Kovin | 4,762.54 mi (7,664.56 km) |
| Port Huron to Kragujevac | 4,794.46 mi (7,715.94 km) |
| Port Huron to Kraljevo | 4,797.94 mi (7,721.54 km) |
| Port Huron to Krupanj | 4,719.15 mi (7,594.73 km) |
| Port Huron to Krusevac | 4,828.51 mi (7,770.74 km) |
| Port Huron to Kucevo | 4,800.68 mi (7,725.95 km) |
| Port Huron to Kula | 4,671.31 mi (7,517.74 km) |
