| Trim to Karlovo | 1,622.96 mi (2,611.90 km) |
| Trim to Karnobat | 1,710.23 mi (2,752.34 km) |
| Trim to Kavarna | 1,731.33 mi (2,786.30 km) |
| Trim to Kazanlak | 1,647.68 mi (2,651.68 km) |
| Trim to Knezha | 1,557.74 mi (2,506.93 km) |
| Trim to Kostinbrod | 1,552.56 mi (2,498.61 km) |
| Trim to Kozloduy | 1,531.97 mi (2,465.47 km) |
| Trim to Kyustendil | 1,555.14 mi (2,502.75 km) |
| Trim to Levski | 1,605.24 mi (2,583.38 km) |
| Trim to Lom | 1,510.46 mi (2,430.85 km) |
| Trim to Lovech | 1,598.38 mi (2,572.35 km) |
| Trim to Lukovit | 1,573.71 mi (2,532.63 km) |
| Trim to Lyaskovets | 1,639.76 mi (2,638.94 km) |
| Trim to Mezdra | 1,557.30 mi (2,506.24 km) |
| Trim to Momchilgrad | 1,695.87 mi (2,729.24 km) |
