| Rancho Santa Margarita to Rivalta di Torino | 6,006.94 mi (9,667.23 km) |
| Rancho Santa Margarita to Rivarolo Canavese | 5,998.50 mi (9,653.65 km) |
| Rancho Santa Margarita to Rivoli | 6,005.11 mi (9,664.29 km) |
| Rancho Santa Margarita to Rocca di Papa | 6,348.56 mi (10,217.02 km) |
| Rancho Santa Margarita to Rocca Priora | 6,349.31 mi (10,218.23 km) |
| Rancho Santa Margarita to Roccapiemonte | 6,466.98 mi (10,407.59 km) |
| Rancho Santa Margarita to Roccastrada | 6,231.99 mi (10,029.41 km) |
| Rancho Santa Margarita to Romano di Lombardia | 6,055.20 mi (9,744.90 km) |
| Rancho Santa Margarita to Rome | 6,334.16 mi (10,193.84 km) |
| Rancho Santa Margarita to Roncade | 6,132.17 mi (9,868.77 km) |
| Rancho Santa Margarita to Ronchi dei Legionari | 6,155.30 mi (9,905.99 km) |
| Rancho Santa Margarita to Ronciglione | 6,304.31 mi (10,145.81 km) |
| Rancho Santa Margarita to Rosa | 6,108.41 mi (9,830.53 km) |
| Rancho Santa Margarita to Rosarno | 6,633.29 mi (10,675.24 km) |
| Rancho Santa Margarita to Rosignano Marittimo | 6,188.50 mi (9,959.42 km) |
