| Rio Grande City to Rosolini | 6,308.75 mi (10,152.94 km) |
| Rio Grande City to Rossano | 6,272.99 mi (10,095.40 km) |
| Rio Grande City to Rottofreno | 5,761.86 mi (9,272.82 km) |
| Rio Grande City to Rovato | 5,762.28 mi (9,273.49 km) |
| Rio Grande City to Roverbella | 5,804.88 mi (9,342.05 km) |
| Rio Grande City to Rovereto | 5,793.92 mi (9,324.41 km) |
| Rio Grande City to Rovigo | 5,854.04 mi (9,421.16 km) |
| Rio Grande City to Rozzano | 5,733.64 mi (9,227.40 km) |
| Rio Grande City to Rubano | 5,840.47 mi (9,399.33 km) |
| Rio Grande City to Rubiera | 5,828.13 mi (9,379.46 km) |
| Rio Grande City to Ruffano | 6,324.84 mi (10,178.85 km) |
| Rio Grande City to Russi | 5,890.25 mi (9,479.44 km) |
| Rio Grande City to Rutigliano | 6,228.73 mi (10,024.17 km) |
| Rio Grande City to Ruvo di Puglia | 6,203.71 mi (9,983.90 km) |
| Rio Grande City to Sabaudia | 6,048.86 mi (9,734.69 km) |
