| Huntsville to Racale | 5,399.77 mi (8,690.09 km) |
| Huntsville to Racconigi | 4,773.81 mi (7,682.71 km) |
| Huntsville to Raffadali | 5,297.98 mi (8,526.27 km) |
| Huntsville to Ragusa | 5,371.12 mi (8,643.99 km) |
| Huntsville to Ramacca | 5,351.85 mi (8,612.98 km) |
| Huntsville to Randazzo | 5,343.66 mi (8,599.78 km) |
| Huntsville to Rapallo | 4,854.48 mi (7,812.53 km) |
| Huntsville to Ravanusa | 5,323.13 mi (8,566.75 km) |
| Huntsville to Ravenna | 4,978.44 mi (8,012.02 km) |
| Huntsville to Recanati | 5,072.50 mi (8,163.41 km) |
| Huntsville to Recco | 4,850.33 mi (7,805.85 km) |
| Huntsville to Reggello | 4,976.34 mi (8,008.65 km) |
| Huntsville to Reggio di Calabria | 5,366.01 mi (8,635.76 km) |
| Huntsville to Reggio Emilia | 4,902.09 mi (7,889.16 km) |
| Huntsville to Reggiolo | 4,902.27 mi (7,889.45 km) |
