| Doorn to Karlovo | 1,112.71 mi (1,790.73 km) |
| Doorn to Karnobat | 1,196.24 mi (1,925.15 km) |
| Doorn to Kavarna | 1,214.70 mi (1,954.87 km) |
| Doorn to Kazanlak | 1,136.31 mi (1,828.72 km) |
| Doorn to Knezha | 1,046.10 mi (1,683.53 km) |
| Doorn to Kostinbrod | 1,045.53 mi (1,682.62 km) |
| Doorn to Kozloduy | 1,020.07 mi (1,641.64 km) |
| Doorn to Kyustendil | 1,052.17 mi (1,693.31 km) |
| Doorn to Levski | 1,092.14 mi (1,757.63 km) |
| Doorn to Lom | 999.40 mi (1,608.38 km) |
| Doorn to Lovech | 1,086.70 mi (1,748.88 km) |
| Doorn to Lukovit | 1,062.91 mi (1,710.58 km) |
| Doorn to Lyaskovets | 1,126.47 mi (1,812.87 km) |
| Doorn to Mezdra | 1,047.71 mi (1,686.13 km) |
| Doorn to Momchilgrad | 1,188.14 mi (1,912.12 km) |
