| Greenbelt to Racale | 4,792.70 mi (7,713.11 km) |
| Greenbelt to Racconigi | 4,166.89 mi (6,705.96 km) |
| Greenbelt to Raffadali | 4,685.19 mi (7,540.09 km) |
| Greenbelt to Ragusa | 4,758.47 mi (7,658.01 km) |
| Greenbelt to Ramacca | 4,739.57 mi (7,627.61 km) |
| Greenbelt to Randazzo | 4,731.97 mi (7,615.36 km) |
| Greenbelt to Rapallo | 4,247.86 mi (6,836.27 km) |
| Greenbelt to Ravanusa | 4,710.42 mi (7,580.69 km) |
| Greenbelt to Ravenna | 4,374.09 mi (7,039.43 km) |
| Greenbelt to Recanati | 4,467.38 mi (7,189.56 km) |
| Greenbelt to Recco | 4,243.69 mi (6,829.55 km) |
| Greenbelt to Reggello | 4,370.19 mi (7,033.15 km) |
| Greenbelt to Reggio di Calabria | 4,754.93 mi (7,652.32 km) |
| Greenbelt to Reggio Emilia | 4,297.08 mi (6,915.49 km) |
| Greenbelt to Reggiolo | 4,297.81 mi (6,916.65 km) |
