| Ianca to Rochefort | 1,369.86 mi (2,204.57 km) |
| Ianca to Rodez | 1,218.32 mi (1,960.70 km) |
| Ianca to Rognac | 1,102.02 mi (1,773.53 km) |
| Ianca to Roissy-en-Brie | 1,191.76 mi (1,917.96 km) |
| Ianca to Romainville | 1,201.94 mi (1,934.34 km) |
| Ianca to Romans-sur-Isere | 1,090.26 mi (1,754.61 km) |
| Ianca to Rombas | 1,039.34 mi (1,672.65 km) |
| Ianca to Romilly-sur-Seine | 1,141.82 mi (1,837.58 km) |
| Ianca to Ronchin | 1,185.43 mi (1,907.76 km) |
| Ianca to Roncq | 1,185.70 mi (1,908.20 km) |
| Ianca to Roquebrune-sur-Argens | 1,034.26 mi (1,664.48 km) |
| Ianca to Roquevaire | 1,086.17 mi (1,748.02 km) |
| Ianca to Rosny-sous-Bois | 1,199.69 mi (1,930.71 km) |
| Ianca to Roubaix | 1,182.32 mi (1,902.76 km) |
| Ianca to Rouen | 1,264.86 mi (2,035.60 km) |
