| California to Rodgau | 4,074.39 mi (6,557.09 km) |
| California to Roding | 4,245.52 mi (6,832.51 km) |
| California to Rodinghausen | 3,997.13 mi (6,432.77 km) |
| California to Roetgen | 3,948.37 mi (6,354.29 km) |
| California to Rommerskirchen | 3,958.23 mi (6,370.15 km) |
| California to Ronnenberg | 4,041.09 mi (6,503.51 km) |
| California to Rosbach vor der Hohe | 4,059.09 mi (6,532.47 km) |
| California to Rosdorf | 4,073.30 mi (6,555.35 km) |
| California to Rosenheim | 4,272.10 mi (6,875.28 km) |
| California to Rosrath | 3,981.56 mi (6,407.70 km) |
| California to Rossdorf | 4,073.67 mi (6,555.94 km) |
| California to Rosstal | 4,173.38 mi (6,716.40 km) |
| California to Rostock | 4,086.24 mi (6,576.17 km) |
| California to Rotenburg an der Fulda | 4,080.66 mi (6,567.18 km) |
| California to Roth | 4,186.42 mi (6,737.40 km) |
