| Trossingen to Devnya | 971.00 mi (1,562.67 km) |
| Trossingen to Dimitrovgrad | 923.94 mi (1,486.94 km) |
| Trossingen to Dobrich | 972.39 mi (1,564.91 km) |
| Trossingen to Dospat | 878.30 mi (1,413.49 km) |
| Trossingen to Dupnitsa | 809.81 mi (1,303.26 km) |
| Trossingen to Elhovo | 961.76 mi (1,547.81 km) |
| Trossingen to Etropole | 826.09 mi (1,329.46 km) |
| Trossingen to Gabrovo | 883.09 mi (1,421.19 km) |
| Trossingen to Gorna Oryahovitsa | 890.31 mi (1,432.81 km) |
| Trossingen to Gotse Delchev | 863.59 mi (1,389.81 km) |
| Trossingen to Harmanli | 941.27 mi (1,514.82 km) |
| Trossingen to Haskovo | 926.87 mi (1,491.65 km) |
| Trossingen to Ihtiman | 832.76 mi (1,340.20 km) |
| Trossingen to Isperih | 922.77 mi (1,485.06 km) |
| Trossingen to Kardzhali | 929.12 mi (1,495.28 km) |
