| Grottammare to Redon | 837.21 mi (1,347.36 km) |
| Grottammare to Reims | 638.96 mi (1,028.31 km) |
| Grottammare to Rennes | 829.31 mi (1,334.65 km) |
| Grottammare to Revel | 597.57 mi (961.69 km) |
| Grottammare to Reze | 805.25 mi (1,295.92 km) |
| Grottammare to Riedisheim | 455.33 mi (732.79 km) |
| Grottammare to Rillieux-la-Pape | 483.59 mi (778.26 km) |
| Grottammare to Riom | 566.57 mi (911.81 km) |
| Grottammare to Riorges | 527.55 mi (849.02 km) |
| Grottammare to Ris-Orangis | 674.94 mi (1,086.21 km) |
| Grottammare to Rive-de-Gier | 489.80 mi (788.25 km) |
| Grottammare to Rivesaltes | 556.34 mi (895.34 km) |
| Grottammare to Rixheim | 454.09 mi (730.79 km) |
| Grottammare to Roanne | 526.13 mi (846.73 km) |
| Grottammare to Roche-la-Moliere | 501.45 mi (807.01 km) |
