| Casteldaccia to Karlovo | 672.39 mi (1,082.10 km) |
| Casteldaccia to Karnobat | 774.71 mi (1,246.78 km) |
| Casteldaccia to Kavarna | 857.77 mi (1,380.44 km) |
| Casteldaccia to Kazanlak | 699.25 mi (1,125.34 km) |
| Casteldaccia to Knezha | 667.38 mi (1,074.05 km) |
| Casteldaccia to Kostinbrod | 605.87 mi (975.06 km) |
| Casteldaccia to Kozloduy | 662.91 mi (1,066.84 km) |
| Casteldaccia to Kyustendil | 564.28 mi (908.12 km) |
| Casteldaccia to Levski | 709.00 mi (1,141.02 km) |
| Casteldaccia to Lom | 644.07 mi (1,036.53 km) |
| Casteldaccia to Lovech | 683.04 mi (1,099.25 km) |
| Casteldaccia to Lukovit | 660.69 mi (1,063.28 km) |
| Casteldaccia to Lyaskovets | 727.37 mi (1,170.58 km) |
| Casteldaccia to Mezdra | 638.52 mi (1,027.61 km) |
| Casteldaccia to Momchilgrad | 674.52 mi (1,085.53 km) |
