| Trets to Roding | 513.61 mi (826.57 km) |
| Trets to Rodinghausen | 622.11 mi (1,001.19 km) |
| Trets to Roetgen | 498.27 mi (801.89 km) |
| Trets to Rommerskirchen | 526.37 mi (847.11 km) |
| Trets to Ronnenberg | 639.78 mi (1,029.63 km) |
| Trets to Rosbach vor der Hohe | 494.25 mi (795.42 km) |
| Trets to Rosdorf | 589.94 mi (949.42 km) |
| Trets to Rosenheim | 435.07 mi (700.17 km) |
| Trets to Rosrath | 519.71 mi (836.39 km) |
| Trets to Rossdorf | 466.19 mi (750.26 km) |
| Trets to Rosstal | 479.79 mi (772.15 km) |
| Trets to Rostock | 790.59 mi (1,272.34 km) |
| Trets to Rotenburg an der Fulda | 554.80 mi (892.86 km) |
| Trets to Roth | 476.18 mi (766.33 km) |
| Trets to Rothenbach an der Pegnitz | 493.74 mi (794.60 km) |
