| Tettnang to Devnya | 921.74 mi (1,483.39 km) |
| Tettnang to Dimitrovgrad | 872.85 mi (1,404.71 km) |
| Tettnang to Dobrich | 923.66 mi (1,486.48 km) |
| Tettnang to Dospat | 826.55 mi (1,330.21 km) |
| Tettnang to Dupnitsa | 758.09 mi (1,220.03 km) |
| Tettnang to Elhovo | 911.09 mi (1,466.25 km) |
| Tettnang to Etropole | 775.03 mi (1,247.30 km) |
| Tettnang to Gabrovo | 832.56 mi (1,339.88 km) |
| Tettnang to Gorna Oryahovitsa | 840.19 mi (1,352.16 km) |
| Tettnang to Gotse Delchev | 811.70 mi (1,306.30 km) |
| Tettnang to Harmanli | 890.19 mi (1,432.62 km) |
| Tettnang to Haskovo | 875.68 mi (1,409.28 km) |
| Tettnang to Ihtiman | 781.35 mi (1,257.46 km) |
| Tettnang to Isperih | 873.81 mi (1,406.26 km) |
| Tettnang to Kardzhali | 877.70 mi (1,412.51 km) |
