| Castel Gandolfo to Redon | 828.85 mi (1,333.90 km) |
| Castel Gandolfo to Reims | 665.28 mi (1,070.67 km) |
| Castel Gandolfo to Rennes | 825.66 mi (1,328.76 km) |
| Castel Gandolfo to Revel | 553.86 mi (891.35 km) |
| Castel Gandolfo to Reze | 794.06 mi (1,277.92 km) |
| Castel Gandolfo to Riedisheim | 488.81 mi (786.66 km) |
| Castel Gandolfo to Rillieux-la-Pape | 478.01 mi (769.29 km) |
| Castel Gandolfo to Riom | 554.63 mi (892.60 km) |
| Castel Gandolfo to Riorges | 521.00 mi (838.46 km) |
| Castel Gandolfo to Ris-Orangis | 688.85 mi (1,108.60 km) |
| Castel Gandolfo to Rive-de-Gier | 478.94 mi (770.78 km) |
| Castel Gandolfo to Rivesaltes | 504.69 mi (812.22 km) |
| Castel Gandolfo to Rixheim | 487.85 mi (785.12 km) |
| Castel Gandolfo to Roanne | 519.62 mi (836.25 km) |
| Castel Gandolfo to Roche-la-Moliere | 488.09 mi (785.50 km) |
