| Ardea to Rivarolo Canavese | 352.84 mi (567.84 km) |
| Ardea to Rivoli | 347.52 mi (559.28 km) |
| Ardea to Rocca di Papa | 13.47 mi (21.67 km) |
| Ardea to Rocca Priora | 16.05 mi (25.82 km) |
| Ardea to Roccapiemonte | 126.13 mi (202.98 km) |
| Ardea to Roccastrada | 119.36 mi (192.09 km) |
| Ardea to Romano di Lombardia | 303.69 mi (488.75 km) |
| Ardea to Rome | 19.41 mi (31.24 km) |
| Ardea to Roncade | 277.05 mi (445.88 km) |
| Ardea to Ronchi dei Legionari | 295.17 mi (475.03 km) |
| Ardea to Ronciglione | 49.57 mi (79.77 km) |
| Ardea to Rosa | 285.97 mi (460.23 km) |
| Ardea to Rosarno | 282.30 mi (454.32 km) |
| Ardea to Rosignano Marittimo | 162.60 mi (261.67 km) |
| Ardea to Rosolini | 355.62 mi (572.32 km) |
