| Mariano Comense to Rivarolo Canavese | 75.42 mi (121.38 km) |
| Mariano Comense to Rivoli | 91.81 mi (147.75 km) |
| Mariano Comense to Rocca di Papa | 323.92 mi (521.30 km) |
| Mariano Comense to Rocca Priora | 324.31 mi (521.93 km) |
| Mariano Comense to Roccapiemonte | 439.50 mi (707.30 km) |
| Mariano Comense to Roccastrada | 210.15 mi (338.20 km) |
| Mariano Comense to Romano di Lombardia | 30.18 mi (48.57 km) |
| Mariano Comense to Rome | 310.20 mi (499.21 km) |
| Mariano Comense to Roncade | 154.28 mi (248.28 km) |
| Mariano Comense to Ronchi dei Legionari | 208.24 mi (335.12 km) |
| Mariano Comense to Ronciglione | 279.65 mi (450.06 km) |
| Mariano Comense to Rosa | 124.65 mi (200.60 km) |
| Mariano Comense to Rosarno | 607.72 mi (978.02 km) |
| Mariano Comense to Rosignano Marittimo | 171.01 mi (275.22 km) |
| Mariano Comense to Rosolini | 682.50 mi (1,098.38 km) |
