| Rancho Cucamonga to Reichenbach/Vogtland | 5,834.14 mi (9,389.14 km) |
| Rancho Cucamonga to Reinbek | 5,625.64 mi (9,053.59 km) |
| Rancho Cucamonga to Reinfeld | 5,615.16 mi (9,036.73 km) |
| Rancho Cucamonga to Reinheim | 5,774.98 mi (9,293.94 km) |
| Rancho Cucamonga to Reiskirchen | 5,735.45 mi (9,230.31 km) |
| Rancho Cucamonga to Rellingen | 5,606.60 mi (9,022.94 km) |
| Rancho Cucamonga to Remagen | 5,688.82 mi (9,155.27 km) |
| Rancho Cucamonga to Remscheid | 5,657.52 mi (9,104.90 km) |
| Rancho Cucamonga to Rendsburg | 5,569.07 mi (8,962.54 km) |
| Rancho Cucamonga to Renningen | 5,832.56 mi (9,386.59 km) |
| Rancho Cucamonga to Reutlingen | 5,855.70 mi (9,423.85 km) |
| Rancho Cucamonga to Rhaude | 5,568.08 mi (8,960.95 km) |
| Rancho Cucamonga to Rheda-Wiedenbruck | 5,656.54 mi (9,103.32 km) |
| Rancho Cucamonga to Rhede | 5,610.19 mi (9,028.73 km) |
| Rancho Cucamonga to Rheinau | 5,806.89 mi (9,345.29 km) |
