| Doorn to Devnya | 1,193.47 mi (1,920.70 km) |
| Doorn to Dimitrovgrad | 1,170.28 mi (1,883.38 km) |
| Doorn to Dobrich | 1,189.18 mi (1,913.81 km) |
| Doorn to Dospat | 1,136.74 mi (1,829.41 km) |
| Doorn to Dupnitsa | 1,068.67 mi (1,719.86 km) |
| Doorn to Elhovo | 1,201.41 mi (1,933.48 km) |
| Doorn to Etropole | 1,073.67 mi (1,727.91 km) |
| Doorn to Gabrovo | 1,122.32 mi (1,806.20 km) |
| Doorn to Gorna Oryahovitsa | 1,124.34 mi (1,809.44 km) |
| Doorn to Gotse Delchev | 1,125.28 mi (1,810.97 km) |
| Doorn to Harmanli | 1,187.04 mi (1,910.36 km) |
| Doorn to Haskovo | 1,174.55 mi (1,890.25 km) |
| Doorn to Ihtiman | 1,085.67 mi (1,747.22 km) |
| Doorn to Isperih | 1,143.21 mi (1,839.82 km) |
| Doorn to Kardzhali | 1,180.65 mi (1,900.08 km) |
