| Tucson Mountains to Ratingen | 5,545.13 mi (8,924.03 km) |
| Tucson Mountains to Ratzeburg | 5,556.21 mi (8,941.86 km) |
| Tucson Mountains to Raubling | 5,882.68 mi (9,467.25 km) |
| Tucson Mountains to Rauenberg | 5,699.45 mi (9,172.38 km) |
| Tucson Mountains to Raunheim | 5,656.32 mi (9,102.97 km) |
| Tucson Mountains to Ravensburg | 5,799.49 mi (9,333.38 km) |
| Tucson Mountains to Recke | 5,524.69 mi (8,891.12 km) |
| Tucson Mountains to Recklinghausen | 5,542.43 mi (8,919.68 km) |
| Tucson Mountains to Regen | 5,858.34 mi (9,428.09 km) |
| Tucson Mountains to Regensburg | 5,822.26 mi (9,370.02 km) |
| Tucson Mountains to Regenstauf | 5,818.51 mi (9,363.99 km) |
| Tucson Mountains to Rehau | 5,760.32 mi (9,270.33 km) |
| Tucson Mountains to Rehburg-Loccum | 5,567.80 mi (8,960.51 km) |
| Tucson Mountains to Rehlingen-Siersburg | 5,626.57 mi (9,055.09 km) |
| Tucson Mountains to Reichelsheim | 5,683.18 mi (9,146.19 km) |
