| Groslay to Rivarolo Canavese | 356.91 mi (574.39 km) |
| Groslay to Rivoli | 363.98 mi (585.77 km) |
| Groslay to Rocca di Papa | 707.50 mi (1,138.61 km) |
| Groslay to Rocca Priora | 708.36 mi (1,139.99 km) |
| Groslay to Roccapiemonte | 827.86 mi (1,332.31 km) |
| Groslay to Roccastrada | 590.81 mi (950.81 km) |
| Groslay to Romano di Lombardia | 421.73 mi (678.70 km) |
| Groslay to Rome | 692.97 mi (1,115.23 km) |
| Groslay to Roncade | 523.73 mi (842.86 km) |
| Groslay to Ronchi dei Legionari | 564.61 mi (908.65 km) |
| Groslay to Ronciglione | 663.42 mi (1,067.68 km) |
| Groslay to Rosa | 495.08 mi (796.76 km) |
| Groslay to Rosarno | 991.93 mi (1,596.37 km) |
| Groslay to Rosignano Marittimo | 547.06 mi (880.40 km) |
| Groslay to Rosolini | 1,052.53 mi (1,693.89 km) |
