| Horstel to Devnya | 1,114.38 mi (1,793.42 km) |
| Horstel to Dimitrovgrad | 1,097.90 mi (1,766.89 km) |
| Horstel to Dobrich | 1,108.79 mi (1,784.42 km) |
| Horstel to Dospat | 1,068.70 mi (1,719.90 km) |
| Horstel to Dupnitsa | 1,001.32 mi (1,611.47 km) |
| Horstel to Elhovo | 1,126.81 mi (1,813.42 km) |
| Horstel to Etropole | 1,002.42 mi (1,613.24 km) |
| Horstel to Gabrovo | 1,048.15 mi (1,686.83 km) |
| Horstel to Gorna Oryahovitsa | 1,048.68 mi (1,687.69 km) |
| Horstel to Gotse Delchev | 1,058.54 mi (1,703.56 km) |
| Horstel to Harmanli | 1,114.37 mi (1,793.41 km) |
| Horstel to Haskovo | 1,102.56 mi (1,774.41 km) |
| Horstel to Ihtiman | 1,016.08 mi (1,635.22 km) |
| Horstel to Isperih | 1,063.96 mi (1,712.28 km) |
| Horstel to Kardzhali | 1,109.89 mi (1,786.19 km) |
