| Formia to Rivarolo Canavese | 408.29 mi (657.08 km) |
| Formia to Rivoli | 404.15 mi (650.42 km) |
| Formia to Rocca di Papa | 57.98 mi (93.30 km) |
| Formia to Rocca Priora | 56.63 mi (91.14 km) |
| Formia to Roccapiemonte | 66.09 mi (106.36 km) |
| Formia to Roccastrada | 173.88 mi (279.83 km) |
| Formia to Romano di Lombardia | 351.92 mi (566.36 km) |
| Formia to Rome | 72.85 mi (117.24 km) |
| Formia to Roncade | 307.45 mi (494.79 km) |
| Formia to Ronchi dei Legionari | 315.58 mi (507.87 km) |
| Formia to Ronciglione | 101.05 mi (162.62 km) |
| Formia to Rosa | 321.12 mi (516.79 km) |
| Formia to Rosarno | 229.41 mi (369.20 km) |
| Formia to Rosignano Marittimo | 218.17 mi (351.11 km) |
| Formia to Rosolini | 315.67 mi (508.02 km) |
