| Diekirch to Devnya | 1,111.33 mi (1,788.51 km) |
| Diekirch to Dimitrovgrad | 1,074.21 mi (1,728.77 km) |
| Diekirch to Dobrich | 1,110.22 mi (1,786.72 km) |
| Diekirch to Dospat | 1,033.23 mi (1,662.82 km) |
| Diekirch to Dupnitsa | 964.63 mi (1,552.43 km) |
| Diekirch to Elhovo | 1,109.41 mi (1,785.43 km) |
| Diekirch to Etropole | 976.43 mi (1,571.41 km) |
| Diekirch to Gabrovo | 1,030.21 mi (1,657.97 km) |
| Diekirch to Gorna Oryahovitsa | 1,035.25 mi (1,666.07 km) |
| Diekirch to Gotse Delchev | 1,019.71 mi (1,641.06 km) |
| Diekirch to Harmanli | 1,091.37 mi (1,756.39 km) |
| Diekirch to Haskovo | 1,077.69 mi (1,734.38 km) |
| Diekirch to Ihtiman | 985.31 mi (1,585.71 km) |
| Diekirch to Isperih | 1,061.95 mi (1,709.04 km) |
| Diekirch to Kardzhali | 1,081.51 mi (1,740.52 km) |
