| Santiago do Cacem to Rivalta di Torino | 966.37 mi (1,555.22 km) |
| Santiago do Cacem to Rivarolo Canavese | 983.76 mi (1,583.22 km) |
| Santiago do Cacem to Rivoli | 967.36 mi (1,556.82 km) |
| Santiago do Cacem to Rocca di Papa | 1,161.26 mi (1,868.86 km) |
| Santiago do Cacem to Rocca Priora | 1,163.94 mi (1,873.17 km) |
| Santiago do Cacem to Roccapiemonte | 1,259.65 mi (2,027.21 km) |
| Santiago do Cacem to Roccastrada | 1,096.08 mi (1,763.97 km) |
| Santiago do Cacem to Romano di Lombardia | 1,079.21 mi (1,736.82 km) |
| Santiago do Cacem to Rome | 1,150.21 mi (1,851.09 km) |
| Santiago do Cacem to Roncade | 1,200.94 mi (1,932.72 km) |
| Santiago do Cacem to Ronchi dei Legionari | 1,256.92 mi (2,022.82 km) |
| Santiago do Cacem to Ronciglione | 1,140.01 mi (1,834.67 km) |
| Santiago do Cacem to Rosa | 1,175.19 mi (1,891.28 km) |
| Santiago do Cacem to Rosarno | 1,335.48 mi (2,149.25 km) |
| Santiago do Cacem to Rosignano Marittimo | 1,067.56 mi (1,718.07 km) |
