| Grosse Pointe Park to Rivalta di Torino | 4,268.73 mi (6,869.86 km) |
| Grosse Pointe Park to Rivarolo Canavese | 4,265.66 mi (6,864.91 km) |
| Grosse Pointe Park to Rivoli | 4,267.36 mi (6,867.65 km) |
| Grosse Pointe Park to Rocca di Papa | 4,611.84 mi (7,422.04 km) |
| Grosse Pointe Park to Rocca Priora | 4,613.21 mi (7,424.25 km) |
| Grosse Pointe Park to Roccapiemonte | 4,735.55 mi (7,621.13 km) |
| Grosse Pointe Park to Roccastrada | 4,497.33 mi (7,237.75 km) |
| Grosse Pointe Park to Romano di Lombardia | 4,340.81 mi (6,985.86 km) |
| Grosse Pointe Park to Rome | 4,596.97 mi (7,398.10 km) |
| Grosse Pointe Park to Roncade | 4,441.13 mi (7,147.31 km) |
| Grosse Pointe Park to Ronchi dei Legionari | 4,476.85 mi (7,204.80 km) |
| Grosse Pointe Park to Ronciglione | 4,569.61 mi (7,354.08 km) |
| Grosse Pointe Park to Rosa | 4,413.38 mi (7,102.65 km) |
| Grosse Pointe Park to Rosarno | 4,887.40 mi (7,865.51 km) |
| Grosse Pointe Park to Rosignano Marittimo | 4,452.91 mi (7,166.26 km) |
