| Altadena to Karlovo | 6,634.21 mi (10,676.73 km) |
| Altadena to Karnobat | 6,688.91 mi (10,764.75 km) |
| Altadena to Kavarna | 6,671.99 mi (10,737.53 km) |
| Altadena to Kazanlak | 6,650.83 mi (10,703.47 km) |
| Altadena to Knezha | 6,564.69 mi (10,564.85 km) |
| Altadena to Kostinbrod | 6,582.75 mi (10,593.92 km) |
| Altadena to Kozloduy | 6,538.92 mi (10,523.38 km) |
| Altadena to Kyustendil | 6,600.02 mi (10,621.71 km) |
| Altadena to Levski | 6,599.14 mi (10,620.30 km) |
| Altadena to Lom | 6,523.68 mi (10,498.85 km) |
| Altadena to Lovech | 6,602.57 mi (10,625.81 km) |
| Altadena to Lukovit | 6,584.67 mi (10,597.00 km) |
| Altadena to Lyaskovets | 6,629.67 mi (10,669.42 km) |
| Altadena to Mezdra | 6,575.63 mi (10,582.46 km) |
| Altadena to Momchilgrad | 6,716.30 mi (10,808.84 km) |
