| Richterich to Devnya | 1,135.04 mi (1,826.67 km) |
| Richterich to Dimitrovgrad | 1,104.63 mi (1,777.74 km) |
| Richterich to Dobrich | 1,132.41 mi (1,822.44 km) |
| Richterich to Dospat | 1,067.31 mi (1,717.67 km) |
| Richterich to Dupnitsa | 998.88 mi (1,607.54 km) |
| Richterich to Elhovo | 1,137.89 mi (1,831.26 km) |
| Richterich to Etropole | 1,007.28 mi (1,621.06 km) |
| Richterich to Gabrovo | 1,058.62 mi (1,703.68 km) |
| Richterich to Gorna Oryahovitsa | 1,062.19 mi (1,709.42 km) |
| Richterich to Gotse Delchev | 1,054.82 mi (1,697.56 km) |
| Richterich to Harmanli | 1,121.62 mi (1,805.08 km) |
| Richterich to Haskovo | 1,108.51 mi (1,783.98 km) |
| Richterich to Ihtiman | 1,017.74 mi (1,637.89 km) |
| Richterich to Isperih | 1,085.15 mi (1,746.38 km) |
| Richterich to Kardzhali | 1,113.47 mi (1,791.96 km) |
