| Mentor to Rivalta di Torino | 4,231.38 mi (6,809.75 km) |
| Mentor to Rivarolo Canavese | 4,228.87 mi (6,805.70 km) |
| Mentor to Rivoli | 4,230.06 mi (6,807.62 km) |
| Mentor to Rocca di Papa | 4,573.52 mi (7,360.37 km) |
| Mentor to Rocca Priora | 4,574.95 mi (7,362.68 km) |
| Mentor to Roccapiemonte | 4,697.37 mi (7,559.69 km) |
| Mentor to Roccastrada | 4,459.59 mi (7,177.01 km) |
| Mentor to Romano di Lombardia | 4,305.63 mi (6,929.24 km) |
| Mentor to Rome | 4,558.65 mi (7,336.43 km) |
| Mentor to Roncade | 4,407.87 mi (7,093.78 km) |
| Mentor to Ronchi dei Legionari | 4,444.65 mi (7,152.98 km) |
| Mentor to Ronciglione | 4,531.63 mi (7,292.96 km) |
| Mentor to Rosa | 4,379.83 mi (7,048.66 km) |
| Mentor to Rosarno | 4,847.32 mi (7,801.02 km) |
| Mentor to Rosignano Marittimo | 4,415.21 mi (7,105.60 km) |
