| Millbrae to Karlovo | 6,521.95 mi (10,496.07 km) |
| Millbrae to Karnobat | 6,568.81 mi (10,571.47 km) |
| Millbrae to Kavarna | 6,545.13 mi (10,533.37 km) |
| Millbrae to Kazanlak | 6,536.50 mi (10,519.48 km) |
| Millbrae to Knezha | 6,452.79 mi (10,384.76 km) |
| Millbrae to Kostinbrod | 6,475.74 mi (10,421.70 km) |
| Millbrae to Kozloduy | 6,427.51 mi (10,344.07 km) |
| Millbrae to Kyustendil | 6,496.37 mi (10,454.90 km) |
| Millbrae to Levski | 6,483.86 mi (10,434.77 km) |
| Millbrae to Lom | 6,413.89 mi (10,322.16 km) |
| Millbrae to Lovech | 6,489.37 mi (10,443.63 km) |
| Millbrae to Lukovit | 6,473.26 mi (10,417.70 km) |
| Millbrae to Lyaskovets | 6,512.98 mi (10,481.63 km) |
| Millbrae to Mezdra | 6,466.01 mi (10,406.04 km) |
| Millbrae to Momchilgrad | 6,604.67 mi (10,629.18 km) |
