| Idanha-a-Nova to Rivalta di Torino | 829.10 mi (1,334.31 km) |
| Idanha-a-Nova to Rivarolo Canavese | 845.36 mi (1,360.48 km) |
| Idanha-a-Nova to Rivoli | 829.92 mi (1,335.63 km) |
| Idanha-a-Nova to Rocca di Papa | 1,048.20 mi (1,686.92 km) |
| Idanha-a-Nova to Rocca Priora | 1,050.79 mi (1,691.08 km) |
| Idanha-a-Nova to Roccapiemonte | 1,153.23 mi (1,855.94 km) |
| Idanha-a-Nova to Roccastrada | 974.32 mi (1,568.01 km) |
| Idanha-a-Nova to Romano di Lombardia | 942.54 mi (1,516.87 km) |
| Idanha-a-Nova to Rome | 1,036.26 mi (1,667.71 km) |
| Idanha-a-Nova to Roncade | 1,066.49 mi (1,716.34 km) |
| Idanha-a-Nova to Ronchi dei Legionari | 1,122.55 mi (1,806.57 km) |
| Idanha-a-Nova to Ronciglione | 1,023.40 mi (1,647.00 km) |
| Idanha-a-Nova to Rosa | 1,039.77 mi (1,673.34 km) |
| Idanha-a-Nova to Rosarno | 1,243.31 mi (2,000.91 km) |
| Idanha-a-Nova to Rosignano Marittimo | 942.84 mi (1,517.35 km) |
