| Ianca to Redon | 1,410.61 mi (2,270.16 km) |
| Ianca to Reims | 1,131.71 mi (1,821.30 km) |
| Ianca to Rennes | 1,390.08 mi (2,237.12 km) |
| Ianca to Revel | 1,259.63 mi (2,027.18 km) |
| Ianca to Reze | 1,389.03 mi (2,235.43 km) |
| Ianca to Riedisheim | 971.34 mi (1,563.23 km) |
| Ianca to Rillieux-la-Pape | 1,091.14 mi (1,756.02 km) |
| Ianca to Riom | 1,176.09 mi (1,892.74 km) |
| Ianca to Riorges | 1,130.71 mi (1,819.70 km) |
| Ianca to Ris-Orangis | 1,202.08 mi (1,934.57 km) |
| Ianca to Rive-de-Gier | 1,106.83 mi (1,781.27 km) |
| Ianca to Rivesaltes | 1,229.71 mi (1,979.02 km) |
| Ianca to Rixheim | 969.61 mi (1,560.43 km) |
| Ianca to Roanne | 1,129.40 mi (1,817.59 km) |
| Ianca to Roche-la-Moliere | 1,121.74 mi (1,805.27 km) |
