| Rancho San Diego to Karlovo | 6,690.68 mi (10,767.61 km) |
| Rancho San Diego to Karnobat | 6,747.96 mi (10,859.79 km) |
| Rancho San Diego to Kavarna | 6,733.35 mi (10,836.27 km) |
| Rancho San Diego to Kazanlak | 6,707.97 mi (10,795.44 km) |
| Rancho San Diego to Knezha | 6,621.14 mi (10,655.69 km) |
| Rancho San Diego to Kostinbrod | 6,637.51 mi (10,682.04 km) |
| Rancho San Diego to Kozloduy | 6,595.24 mi (10,614.02 km) |
| Rancho San Diego to Kyustendil | 6,653.60 mi (10,707.94 km) |
| Rancho San Diego to Levski | 6,656.69 mi (10,712.90 km) |
| Rancho San Diego to Lom | 6,579.47 mi (10,588.64 km) |
| Rancho San Diego to Lovech | 6,659.41 mi (10,717.28 km) |
| Rancho San Diego to Lukovit | 6,640.92 mi (10,687.53 km) |
| Rancho San Diego to Lyaskovets | 6,687.65 mi (10,762.73 km) |
| Rancho San Diego to Mezdra | 6,631.29 mi (10,672.03 km) |
| Rancho San Diego to Momchilgrad | 6,772.43 mi (10,899.17 km) |
