| Truro to Karlovo | 1,503.36 mi (2,419.42 km) |
| Truro to Karnobat | 1,598.94 mi (2,573.24 km) |
| Truro to Kavarna | 1,631.14 mi (2,625.06 km) |
| Truro to Kazanlak | 1,530.20 mi (2,462.61 km) |
| Truro to Knezha | 1,442.14 mi (2,320.90 km) |
| Truro to Kostinbrod | 1,427.94 mi (2,298.04 km) |
| Truro to Kozloduy | 1,417.37 mi (2,281.03 km) |
| Truro to Kyustendil | 1,424.14 mi (2,291.93 km) |
| Truro to Levski | 1,492.63 mi (2,402.16 km) |
| Truro to Lom | 1,394.26 mi (2,243.84 km) |
| Truro to Lovech | 1,482.30 mi (2,385.53 km) |
| Truro to Lukovit | 1,455.98 mi (2,343.17 km) |
| Truro to Lyaskovets | 1,527.27 mi (2,457.90 km) |
| Truro to Mezdra | 1,437.32 mi (2,313.14 km) |
| Truro to Momchilgrad | 1,570.44 mi (2,527.38 km) |
