| Tucson Mountains to Racale | 6,480.88 mi (10,429.97 km) |
| Tucson Mountains to Racconigi | 5,872.31 mi (9,450.56 km) |
| Tucson Mountains to Raffadali | 6,444.29 mi (10,371.09 km) |
| Tucson Mountains to Ragusa | 6,513.82 mi (10,482.99 km) |
| Tucson Mountains to Ramacca | 6,489.67 mi (10,444.12 km) |
| Tucson Mountains to Randazzo | 6,473.93 mi (10,418.79 km) |
| Tucson Mountains to Rapallo | 5,948.04 mi (9,572.44 km) |
| Tucson Mountains to Ravanusa | 6,467.74 mi (10,408.82 km) |
| Tucson Mountains to Ravenna | 6,050.35 mi (9,737.09 km) |
| Tucson Mountains to Recanati | 6,147.46 mi (9,893.38 km) |
| Tucson Mountains to Recco | 5,944.24 mi (9,566.33 km) |
| Tucson Mountains to Reggello | 6,062.43 mi (9,756.54 km) |
| Tucson Mountains to Reggio di Calabria | 6,488.26 mi (10,441.84 km) |
| Tucson Mountains to Reggio Emilia | 5,981.48 mi (9,626.27 km) |
| Tucson Mountains to Reggiolo | 5,977.56 mi (9,619.96 km) |
