| Irmo to Rodgau | 4,463.73 mi (7,183.68 km) |
| Irmo to Roding | 4,635.02 mi (7,459.35 km) |
| Irmo to Rodinghausen | 4,387.43 mi (7,060.89 km) |
| Irmo to Roetgen | 4,337.66 mi (6,980.79 km) |
| Irmo to Rommerskirchen | 4,347.81 mi (6,997.12 km) |
| Irmo to Ronnenberg | 4,431.49 mi (7,131.80 km) |
| Irmo to Rosbach vor der Hohe | 4,448.56 mi (7,159.26 km) |
| Irmo to Rosdorf | 4,463.47 mi (7,183.26 km) |
| Irmo to Rosenheim | 4,660.71 mi (7,500.68 km) |
| Irmo to Rosrath | 4,371.14 mi (7,034.67 km) |
| Irmo to Rossdorf | 4,462.90 mi (7,182.34 km) |
| Irmo to Rosstal | 4,562.70 mi (7,342.96 km) |
| Irmo to Rostock | 4,476.89 mi (7,204.86 km) |
| Irmo to Rotenburg an der Fulda | 4,470.61 mi (7,194.75 km) |
| Irmo to Roth | 4,575.70 mi (7,363.88 km) |
