| Half Moon Bay to Karlovo | 6,531.03 mi (10,510.68 km) |
| Half Moon Bay to Karnobat | 6,577.93 mi (10,586.15 km) |
| Half Moon Bay to Kavarna | 6,554.28 mi (10,548.10 km) |
| Half Moon Bay to Kazanlak | 6,545.59 mi (10,534.11 km) |
| Half Moon Bay to Knezha | 6,461.86 mi (10,399.36 km) |
| Half Moon Bay to Kostinbrod | 6,484.79 mi (10,436.26 km) |
| Half Moon Bay to Kozloduy | 6,436.58 mi (10,358.67 km) |
| Half Moon Bay to Kyustendil | 6,505.39 mi (10,469.42 km) |
| Half Moon Bay to Levski | 6,492.96 mi (10,449.41 km) |
| Half Moon Bay to Lom | 6,422.95 mi (10,336.74 km) |
| Half Moon Bay to Lovech | 6,498.45 mi (10,458.25 km) |
| Half Moon Bay to Lukovit | 6,482.33 mi (10,432.30 km) |
| Half Moon Bay to Lyaskovets | 6,522.08 mi (10,496.28 km) |
| Half Moon Bay to Mezdra | 6,475.07 mi (10,420.62 km) |
| Half Moon Bay to Momchilgrad | 6,613.74 mi (10,643.79 km) |
