| San Marino to Rivalta di Torino | 5,996.28 mi (9,650.09 km) |
| San Marino to Rivarolo Canavese | 5,987.61 mi (9,636.13 km) |
| San Marino to Rivoli | 5,994.44 mi (9,647.12 km) |
| San Marino to Rocca di Papa | 6,337.36 mi (10,198.99 km) |
| San Marino to Rocca Priora | 6,338.08 mi (10,200.15 km) |
| San Marino to Roccapiemonte | 6,455.37 mi (10,388.91 km) |
| San Marino to Roccastrada | 6,220.85 mi (10,011.49 km) |
| San Marino to Romano di Lombardia | 6,043.41 mi (9,725.93 km) |
| San Marino to Rome | 6,323.00 mi (10,175.89 km) |
| San Marino to Roncade | 6,119.27 mi (9,848.01 km) |
| San Marino to Ronchi dei Legionari | 6,141.84 mi (9,884.34 km) |
| San Marino to Ronciglione | 6,293.08 mi (10,127.73 km) |
| San Marino to Rosa | 6,095.71 mi (9,810.10 km) |
| San Marino to Rosarno | 6,622.13 mi (10,657.29 km) |
| San Marino to Rosignano Marittimo | 6,177.47 mi (9,941.67 km) |
