| Buffalo Grove to Rodgau | 4,336.78 mi (6,979.37 km) |
| Buffalo Grove to Roding | 4,502.08 mi (7,245.40 km) |
| Buffalo Grove to Rodinghausen | 4,236.83 mi (6,818.52 km) |
| Buffalo Grove to Roetgen | 4,213.81 mi (6,781.47 km) |
| Buffalo Grove to Rommerskirchen | 4,217.70 mi (6,787.73 km) |
| Buffalo Grove to Ronnenberg | 4,275.88 mi (6,881.36 km) |
| Buffalo Grove to Rosbach vor der Hohe | 4,319.17 mi (6,951.04 km) |
| Buffalo Grove to Rosdorf | 4,316.07 mi (6,946.04 km) |
| Buffalo Grove to Rosenheim | 4,543.77 mi (7,312.50 km) |
| Buffalo Grove to Rosrath | 4,240.75 mi (6,824.82 km) |
| Buffalo Grove to Rossdorf | 4,338.22 mi (6,981.69 km) |
| Buffalo Grove to Rosstal | 4,434.46 mi (7,136.57 km) |
| Buffalo Grove to Rostock | 4,292.81 mi (6,908.60 km) |
| Buffalo Grove to Rotenburg an der Fulda | 4,329.46 mi (6,967.59 km) |
| Buffalo Grove to Roth | 4,448.26 mi (7,158.78 km) |
