| Eau Claire to Karlovo | 5,233.17 mi (8,421.97 km) |
| Eau Claire to Karnobat | 5,305.42 mi (8,538.24 km) |
| Eau Claire to Kavarna | 5,306.16 mi (8,539.44 km) |
| Eau Claire to Kazanlak | 5,254.28 mi (8,455.95 km) |
| Eau Claire to Knezha | 5,164.59 mi (8,311.61 km) |
| Eau Claire to Kostinbrod | 5,170.77 mi (8,321.56 km) |
| Eau Claire to Kozloduy | 5,138.34 mi (8,269.36 km) |
| Eau Claire to Kyustendil | 5,180.01 mi (8,336.43 km) |
| Eau Claire to Levski | 5,206.25 mi (8,378.65 km) |
| Eau Claire to Lom | 5,119.65 mi (8,239.27 km) |
| Eau Claire to Lovech | 5,204.59 mi (8,375.98 km) |
| Eau Claire to Lukovit | 5,182.90 mi (8,341.07 km) |
| Eau Claire to Lyaskovets | 5,239.39 mi (8,431.98 km) |
| Eau Claire to Mezdra | 5,169.88 mi (8,320.12 km) |
| Eau Claire to Momchilgrad | 5,311.68 mi (8,548.33 km) |
