| Tettnang to Ramnicu Sarat | 843.65 mi (1,357.73 km) |
| Tettnang to Ramnicu Valcea | 725.50 mi (1,167.58 km) |
| Tettnang to Rasnov | 765.21 mi (1,231.49 km) |
| Tettnang to Reghin | 711.08 mi (1,144.37 km) |
| Tettnang to Resita | 606.96 mi (976.81 km) |
| Tettnang to Roman | 812.51 mi (1,307.60 km) |
| Tettnang to Rosiori de Vede | 779.10 mi (1,253.84 km) |
| Tettnang to Rovinari | 674.51 mi (1,085.52 km) |
| Tettnang to Roznov | 794.21 mi (1,278.16 km) |
| Tettnang to Sabaoani | 807.77 mi (1,299.99 km) |
| Tettnang to Sacele | 776.26 mi (1,249.26 km) |
| Tettnang to Sacueni | 583.32 mi (938.76 km) |
| Tettnang to Salcea | 779.46 mi (1,254.42 km) |
| Tettnang to Salonta | 568.50 mi (914.91 km) |
| Tettnang to Sangeorgiu de Mures | 702.85 mi (1,131.13 km) |
