| Trumbull Center to Karlovo | 4,719.28 mi (7,594.94 km) |
| Trumbull Center to Karnobat | 4,807.71 mi (7,737.26 km) |
| Trumbull Center to Kavarna | 4,827.30 mi (7,768.79 km) |
| Trumbull Center to Kazanlak | 4,744.50 mi (7,635.53 km) |
| Trumbull Center to Knezha | 4,654.75 mi (7,491.10 km) |
| Trumbull Center to Kostinbrod | 4,647.15 mi (7,478.86 km) |
| Trumbull Center to Kozloduy | 4,629.09 mi (7,449.80 km) |
| Trumbull Center to Kyustendil | 4,646.72 mi (7,478.17 km) |
| Trumbull Center to Levski | 4,702.63 mi (7,568.15 km) |
| Trumbull Center to Lom | 4,607.30 mi (7,414.74 km) |
| Trumbull Center to Lovech | 4,695.37 mi (7,556.48 km) |
| Trumbull Center to Lukovit | 4,670.36 mi (7,516.22 km) |
| Trumbull Center to Lyaskovets | 4,737.18 mi (7,623.75 km) |
| Trumbull Center to Mezdra | 4,653.40 mi (7,488.93 km) |
| Trumbull Center to Momchilgrad | 4,790.45 mi (7,709.48 km) |
