| Rohnert Park to Rosolini | 6,583.82 mi (10,595.64 km) |
| Rohnert Park to Rossano | 6,469.35 mi (10,411.41 km) |
| Rohnert Park to Rottofreno | 5,954.14 mi (9,582.26 km) |
| Rohnert Park to Rovato | 5,938.15 mi (9,556.53 km) |
| Rohnert Park to Roverbella | 5,976.53 mi (9,618.29 km) |
| Rohnert Park to Rovereto | 5,949.29 mi (9,574.46 km) |
| Rohnert Park to Rovigo | 6,015.40 mi (9,680.85 km) |
| Rohnert Park to Rozzano | 5,924.55 mi (9,534.65 km) |
| Rohnert Park to Rubano | 5,994.94 mi (9,647.93 km) |
| Rohnert Park to Rubiera | 6,012.00 mi (9,675.38 km) |
| Rohnert Park to Ruffano | 6,487.73 mi (10,440.99 km) |
| Rohnert Park to Russi | 6,062.33 mi (9,756.38 km) |
| Rohnert Park to Rutigliano | 6,395.34 mi (10,292.30 km) |
| Rohnert Park to Ruvo di Puglia | 6,373.34 mi (10,256.91 km) |
| Rohnert Park to Sabaudia | 6,267.26 mi (10,086.18 km) |
