| Herzogenrath to Devnya | 1,134.82 mi (1,826.31 km) |
| Herzogenrath to Dimitrovgrad | 1,104.90 mi (1,778.17 km) |
| Herzogenrath to Dobrich | 1,132.08 mi (1,821.91 km) |
| Herzogenrath to Dospat | 1,067.86 mi (1,718.56 km) |
| Herzogenrath to Dupnitsa | 999.45 mi (1,608.46 km) |
| Herzogenrath to Elhovo | 1,138.01 mi (1,831.45 km) |
| Herzogenrath to Etropole | 1,007.60 mi (1,621.57 km) |
| Herzogenrath to Gabrovo | 1,058.75 mi (1,703.89 km) |
| Herzogenrath to Gorna Oryahovitsa | 1,062.21 mi (1,709.46 km) |
| Herzogenrath to Gotse Delchev | 1,055.45 mi (1,698.58 km) |
| Herzogenrath to Harmanli | 1,121.88 mi (1,805.49 km) |
| Herzogenrath to Haskovo | 1,108.81 mi (1,784.46 km) |
| Herzogenrath to Ihtiman | 1,018.17 mi (1,638.58 km) |
| Herzogenrath to Isperih | 1,084.90 mi (1,745.98 km) |
| Herzogenrath to Kardzhali | 1,113.86 mi (1,792.58 km) |
