| San Marino to Rosolini | 6,680.07 mi (10,750.54 km) |
| San Marino to Rossano | 6,582.85 mi (10,594.08 km) |
| San Marino to Rottofreno | 6,060.96 mi (9,754.18 km) |
| San Marino to Rovato | 6,048.64 mi (9,734.34 km) |
| San Marino to Roverbella | 6,088.59 mi (9,798.63 km) |
| San Marino to Rovereto | 6,064.80 mi (9,760.35 km) |
| San Marino to Rovigo | 6,130.48 mi (9,866.05 km) |
| San Marino to Rozzano | 6,031.26 mi (9,706.37 km) |
| San Marino to Rubano | 6,111.34 mi (9,835.25 km) |
| San Marino to Rubiera | 6,121.69 mi (9,851.90 km) |
| San Marino to Ruffano | 6,609.44 mi (10,636.87 km) |
| San Marino to Russi | 6,175.57 mi (9,938.62 km) |
| San Marino to Rutigliano | 6,514.80 mi (10,484.56 km) |
| San Marino to Ruvo di Puglia | 6,491.77 mi (10,447.49 km) |
| San Marino to Sabaudia | 6,372.50 mi (10,255.54 km) |
