| Gretz-Armainvilliers to Roding | 444.52 mi (715.38 km) |
| Gretz-Armainvilliers to Rodinghausen | 350.16 mi (563.54 km) |
| Gretz-Armainvilliers to Roetgen | 203.40 mi (327.35 km) |
| Gretz-Armainvilliers to Rommerskirchen | 236.89 mi (381.24 km) |
| Gretz-Armainvilliers to Ronnenberg | 391.54 mi (630.13 km) |
| Gretz-Armainvilliers to Rosbach vor der Hohe | 288.34 mi (464.04 km) |
| Gretz-Armainvilliers to Rosdorf | 370.04 mi (595.53 km) |
| Gretz-Armainvilliers to Rosenheim | 436.12 mi (701.88 km) |
| Gretz-Armainvilliers to Rosrath | 248.09 mi (399.27 km) |
| Gretz-Armainvilliers to Rossdorf | 281.98 mi (453.80 km) |
| Gretz-Armainvilliers to Rosstal | 371.48 mi (597.84 km) |
| Gretz-Armainvilliers to Rostock | 547.18 mi (880.60 km) |
| Gretz-Armainvilliers to Rotenburg an der Fulda | 348.05 mi (560.14 km) |
| Gretz-Armainvilliers to Roth | 380.27 mi (611.98 km) |
| Gretz-Armainvilliers to Rothenbach an der Pegnitz | 388.22 mi (624.79 km) |
