| Olbia to Rivarolo Canavese | 317.96 mi (511.72 km) |
| Olbia to Rivoli | 303.90 mi (489.08 km) |
| Olbia to Rocca di Papa | 176.88 mi (284.67 km) |
| Olbia to Rocca Priora | 179.69 mi (289.18 km) |
| Olbia to Roccapiemonte | 271.64 mi (437.16 km) |
| Olbia to Roccastrada | 168.10 mi (270.52 km) |
| Olbia to Romano di Lombardia | 318.08 mi (511.90 km) |
| Olbia to Rome | 168.65 mi (271.41 km) |
| Olbia to Roncade | 355.96 mi (572.86 km) |
| Olbia to Ronchi dei Legionari | 394.53 mi (634.94 km) |
| Olbia to Ronciglione | 169.30 mi (272.46 km) |
| Olbia to Rosa | 350.64 mi (564.29 km) |
| Olbia to Rosarno | 383.11 mi (616.56 km) |
| Olbia to Rosignano Marittimo | 178.58 mi (287.39 km) |
| Olbia to Rosolini | 407.52 mi (655.85 km) |
