| Bad Krozingen to Popovo | 946.56 mi (1,523.34 km) |
| Bad Krozingen to Provadia | 1,005.91 mi (1,618.86 km) |
| Bad Krozingen to Radnevo | 967.08 mi (1,556.36 km) |
| Bad Krozingen to Radomir | 827.54 mi (1,331.79 km) |
| Bad Krozingen to Rakitovo | 897.44 mi (1,444.28 km) |
| Bad Krozingen to Rakovski | 924.79 mi (1,488.30 km) |
| Bad Krozingen to Razgrad | 953.94 mi (1,535.22 km) |
| Bad Krozingen to Razlog | 874.73 mi (1,407.74 km) |
| Bad Krozingen to Ruse | 920.03 mi (1,480.64 km) |
| Bad Krozingen to Samokov | 861.51 mi (1,386.47 km) |
| Bad Krozingen to Sandanski | 879.23 mi (1,414.98 km) |
| Bad Krozingen to Sevlievo | 906.37 mi (1,458.67 km) |
| Bad Krozingen to Shumen | 980.24 mi (1,577.54 km) |
| Bad Krozingen to Silistra | 971.59 mi (1,563.62 km) |
| Bad Krozingen to Sliven | 972.03 mi (1,564.33 km) |
