| Bad Schwalbach to Devnya | 1,036.37 mi (1,667.87 km) |
| Bad Schwalbach to Dimitrovgrad | 1,004.95 mi (1,617.31 km) |
| Bad Schwalbach to Dobrich | 1,034.14 mi (1,664.29 km) |
| Bad Schwalbach to Dospat | 967.67 mi (1,557.32 km) |
| Bad Schwalbach to Dupnitsa | 899.26 mi (1,447.22 km) |
| Bad Schwalbach to Elhovo | 1,038.37 mi (1,671.09 km) |
| Bad Schwalbach to Etropole | 907.58 mi (1,460.60 km) |
| Bad Schwalbach to Gabrovo | 959.09 mi (1,543.51 km) |
| Bad Schwalbach to Gorna Oryahovitsa | 962.85 mi (1,549.56 km) |
| Bad Schwalbach to Gotse Delchev | 955.28 mi (1,537.37 km) |
| Bad Schwalbach to Harmanli | 1,021.95 mi (1,644.67 km) |
| Bad Schwalbach to Haskovo | 1,008.81 mi (1,623.53 km) |
| Bad Schwalbach to Ihtiman | 918.02 mi (1,477.42 km) |
| Bad Schwalbach to Isperih | 986.60 mi (1,587.77 km) |
| Bad Schwalbach to Kardzhali | 1,013.75 mi (1,631.48 km) |
