| Usworth to Karlovo | 1,455.89 mi (2,343.04 km) |
| Usworth to Karnobat | 1,535.76 mi (2,471.57 km) |
| Usworth to Kavarna | 1,548.80 mi (2,492.55 km) |
| Usworth to Kazanlak | 1,478.64 mi (2,379.64 km) |
| Usworth to Knezha | 1,388.43 mi (2,234.47 km) |
| Usworth to Kostinbrod | 1,390.54 mi (2,237.85 km) |
| Usworth to Kozloduy | 1,362.27 mi (2,192.36 km) |
| Usworth to Kyustendil | 1,398.45 mi (2,250.59 km) |
| Usworth to Levski | 1,433.01 mi (2,306.21 km) |
| Usworth to Lom | 1,342.31 mi (2,160.25 km) |
| Usworth to Lovech | 1,428.90 mi (2,299.60 km) |
| Usworth to Lukovit | 1,405.83 mi (2,262.47 km) |
| Usworth to Lyaskovets | 1,467.02 mi (2,360.94 km) |
| Usworth to Mezdra | 1,391.45 mi (2,239.33 km) |
| Usworth to Momchilgrad | 1,532.57 mi (2,466.44 km) |
