| Red Oak to Kidricevo | 5,557.92 mi (8,944.60 km) |
| Red Oak to Kobarid | 5,480.14 mi (8,819.44 km) |
| Red Oak to Kobilje | 5,568.44 mi (8,961.54 km) |
| Red Oak to Kocevje | 5,554.41 mi (8,938.95 km) |
| Red Oak to Komen | 5,504.51 mi (8,858.65 km) |
| Red Oak to Komenda | 5,518.56 mi (8,881.27 km) |
| Red Oak to Koper | 5,514.79 mi (8,875.20 km) |
| Red Oak to Kostanjevica na Krki | 5,567.47 mi (8,959.99 km) |
| Red Oak to Kostel | 5,561.98 mi (8,951.14 km) |
| Red Oak to Kozje | 5,562.94 mi (8,952.69 km) |
| Red Oak to Kranj | 5,510.90 mi (8,868.94 km) |
| Red Oak to Kranjska Gora | 5,478.34 mi (8,816.53 km) |
| Red Oak to Krizevci | 5,564.05 mi (8,954.48 km) |
| Red Oak to Krsko | 5,565.31 mi (8,956.51 km) |
| Red Oak to Kuzma | 5,550.44 mi (8,932.57 km) |
