| Difficult Run to Devnya | 5,078.20 mi (8,172.57 km) |
| Difficult Run to Dimitrovgrad | 5,048.92 mi (8,125.46 km) |
| Difficult Run to Dobrich | 5,073.68 mi (8,165.29 km) |
| Difficult Run to Dospat | 5,006.90 mi (8,057.83 km) |
| Difficult Run to Dupnitsa | 4,938.33 mi (7,947.48 km) |
| Difficult Run to Elhovo | 5,083.14 mi (8,180.52 km) |
| Difficult Run to Etropole | 4,951.21 mi (7,968.20 km) |
| Difficult Run to Gabrovo | 5,003.86 mi (8,052.94 km) |
| Difficult Run to Gorna Oryahovitsa | 5,007.45 mi (8,058.71 km) |
| Difficult Run to Gotse Delchev | 4,992.42 mi (8,034.52 km) |
| Difficult Run to Harmanli | 5,066.05 mi (8,153.02 km) |
| Difficult Run to Haskovo | 5,052.48 mi (8,131.19 km) |
| Difficult Run to Ihtiman | 4,959.98 mi (7,982.31 km) |
| Difficult Run to Isperih | 5,027.94 mi (8,091.69 km) |
| Difficult Run to Kardzhali | 5,056.24 mi (8,137.24 km) |
