| Friedrichsthal to Devnya | 1,060.58 mi (1,706.83 km) |
| Friedrichsthal to Dimitrovgrad | 1,020.96 mi (1,643.07 km) |
| Friedrichsthal to Dobrich | 1,060.11 mi (1,706.09 km) |
| Friedrichsthal to Dospat | 978.88 mi (1,575.35 km) |
| Friedrichsthal to Dupnitsa | 910.28 mi (1,464.95 km) |
| Friedrichsthal to Elhovo | 1,056.82 mi (1,700.78 km) |
| Friedrichsthal to Etropole | 923.11 mi (1,485.60 km) |
| Friedrichsthal to Gabrovo | 977.70 mi (1,573.45 km) |
| Friedrichsthal to Gorna Oryahovitsa | 983.27 mi (1,582.42 km) |
| Friedrichsthal to Gotse Delchev | 965.09 mi (1,553.16 km) |
| Friedrichsthal to Harmanli | 1,038.17 mi (1,670.77 km) |
| Friedrichsthal to Haskovo | 1,024.31 mi (1,648.47 km) |
| Friedrichsthal to Ihtiman | 931.48 mi (1,499.07 km) |
| Friedrichsthal to Isperih | 1,011.45 mi (1,627.78 km) |
| Friedrichsthal to Kardzhali | 1,027.76 mi (1,654.02 km) |
