| Harper Woods to Karlovo | 5,046.34 mi (8,121.30 km) |
| Harper Woods to Karnobat | 5,127.35 mi (8,251.67 km) |
| Harper Woods to Kavarna | 5,137.79 mi (8,268.47 km) |
| Harper Woods to Kazanlak | 5,069.69 mi (8,158.88 km) |
| Harper Woods to Knezha | 4,979.45 mi (8,013.66 km) |
| Harper Woods to Kostinbrod | 4,978.56 mi (8,012.21 km) |
| Harper Woods to Kozloduy | 4,953.35 mi (7,971.65 km) |
| Harper Woods to Kyustendil | 4,982.85 mi (8,019.12 km) |
| Harper Woods to Levski | 5,024.56 mi (8,086.25 km) |
| Harper Woods to Lom | 4,932.95 mi (7,938.82 km) |
| Harper Woods to Lovech | 5,020.01 mi (8,078.92 km) |
| Harper Woods to Lukovit | 4,996.48 mi (8,041.05 km) |
| Harper Woods to Lyaskovets | 5,058.62 mi (8,141.06 km) |
| Harper Woods to Mezdra | 4,981.35 mi (8,016.71 km) |
| Harper Woods to Momchilgrad | 5,121.50 mi (8,242.26 km) |
