| Gretna to Redon | 4,635.65 mi (7,460.36 km) |
| Gretna to Reims | 4,855.48 mi (7,814.15 km) |
| Gretna to Rennes | 4,642.41 mi (7,471.23 km) |
| Gretna to Revel | 4,927.20 mi (7,929.56 km) |
| Gretna to Reze | 4,669.20 mi (7,514.36 km) |
| Gretna to Riedisheim | 5,037.73 mi (8,107.44 km) |
| Gretna to Rillieux-la-Pape | 4,989.39 mi (8,029.65 km) |
| Gretna to Riom | 4,909.05 mi (7,900.35 km) |
| Gretna to Riorges | 4,945.55 mi (7,959.10 km) |
| Gretna to Ris-Orangis | 4,804.17 mi (7,731.56 km) |
| Gretna to Rive-de-Gier | 4,985.55 mi (8,023.47 km) |
| Gretna to Rivesaltes | 4,986.76 mi (8,025.41 km) |
| Gretna to Rixheim | 5,039.28 mi (8,109.95 km) |
| Gretna to Roanne | 4,946.96 mi (7,961.37 km) |
| Gretna to Roche-la-Moliere | 4,975.41 mi (8,007.15 km) |
