| Tucson Mountains to Rosolini | 6,527.59 mi (10,505.14 km) |
| Tucson Mountains to Rossano | 6,449.88 mi (10,380.09 km) |
| Tucson Mountains to Rottofreno | 5,925.96 mi (9,536.91 km) |
| Tucson Mountains to Rovato | 5,917.74 mi (9,523.69 km) |
| Tucson Mountains to Roverbella | 5,959.01 mi (9,590.10 km) |
| Tucson Mountains to Rovereto | 5,939.24 mi (9,558.28 km) |
| Tucson Mountains to Rovigo | 6,003.78 mi (9,662.15 km) |
| Tucson Mountains to Rozzano | 5,896.43 mi (9,489.38 km) |
| Tucson Mountains to Rubano | 5,986.29 mi (9,634.01 km) |
| Tucson Mountains to Rubiera | 5,989.19 mi (9,638.66 km) |
| Tucson Mountains to Ruffano | 6,485.23 mi (10,436.97 km) |
| Tucson Mountains to Russi | 6,046.40 mi (9,730.74 km) |
| Tucson Mountains to Rutigliano | 6,389.06 mi (10,282.20 km) |
| Tucson Mountains to Ruvo di Puglia | 6,365.11 mi (10,243.66 km) |
| Tucson Mountains to Sabaudia | 6,232.67 mi (10,030.52 km) |
