| Romanshorn to Ratingen | 281.62 mi (453.23 km) |
| Romanshorn to Ratzeburg | 428.34 mi (689.35 km) |
| Romanshorn to Raubling | 128.79 mi (207.26 km) |
| Romanshorn to Rauenberg | 121.50 mi (195.54 km) |
| Romanshorn to Raunheim | 174.45 mi (280.74 km) |
| Romanshorn to Ravensburg | 19.26 mi (31.00 km) |
| Romanshorn to Recke | 339.95 mi (547.10 km) |
| Romanshorn to Recklinghausen | 294.71 mi (474.28 km) |
| Romanshorn to Regen | 198.91 mi (320.11 km) |
| Romanshorn to Regensburg | 160.60 mi (258.45 km) |
| Romanshorn to Regenstauf | 166.78 mi (268.41 km) |
| Romanshorn to Rehau | 221.44 mi (356.37 km) |
| Romanshorn to Rehburg-Loccum | 337.74 mi (543.55 km) |
| Romanshorn to Rehlingen-Siersburg | 174.92 mi (281.51 km) |
| Romanshorn to Reichelsheim | 150.51 mi (242.22 km) |
