| Rancho Santa Margarita to Karlovo | 6,655.07 mi (10,710.29 km) |
| Rancho Santa Margarita to Karnobat | 6,710.85 mi (10,800.06 km) |
| Rancho Santa Margarita to Kavarna | 6,694.89 mi (10,774.39 km) |
| Rancho Santa Margarita to Kazanlak | 6,671.97 mi (10,737.49 km) |
| Rancho Santa Margarita to Knezha | 6,585.53 mi (10,598.38 km) |
| Rancho Santa Margarita to Kostinbrod | 6,602.89 mi (10,626.32 km) |
| Rancho Santa Margarita to Kozloduy | 6,559.71 mi (10,556.83 km) |
| Rancho Santa Margarita to Kyustendil | 6,619.67 mi (10,653.32 km) |
| Rancho Santa Margarita to Levski | 6,620.44 mi (10,654.58 km) |
| Rancho Santa Margarita to Lom | 6,544.24 mi (10,531.94 km) |
| Rancho Santa Margarita to Lovech | 6,623.58 mi (10,659.62 km) |
| Rancho Santa Margarita to Lukovit | 6,605.43 mi (10,630.41 km) |
| Rancho Santa Margarita to Lyaskovets | 6,651.15 mi (10,704.00 km) |
| Rancho Santa Margarita to Mezdra | 6,596.14 mi (10,615.46 km) |
| Rancho Santa Margarita to Momchilgrad | 6,737.02 mi (10,842.18 km) |
