| Fort Collins to Rochefort | 4,851.83 mi (7,808.27 km) |
| Fort Collins to Rodez | 5,054.56 mi (8,134.53 km) |
| Fort Collins to Rognac | 5,192.97 mi (8,357.28 km) |
| Fort Collins to Roissy-en-Brie | 4,858.87 mi (7,819.59 km) |
| Fort Collins to Romainville | 4,847.15 mi (7,800.74 km) |
| Fort Collins to Romans-sur-Isere | 5,113.90 mi (8,230.03 km) |
| Fort Collins to Rombas | 4,956.36 mi (7,976.50 km) |
| Fort Collins to Romilly-sur-Seine | 4,908.61 mi (7,899.65 km) |
| Fort Collins to Ronchin | 4,793.90 mi (7,715.04 km) |
| Fort Collins to Roncq | 4,788.46 mi (7,706.28 km) |
| Fort Collins to Roquebrune-sur-Argens | 5,246.70 mi (8,443.75 km) |
| Fort Collins to Roquevaire | 5,213.20 mi (8,389.84 km) |
| Fort Collins to Rosny-sous-Bois | 4,849.61 mi (7,804.69 km) |
| Fort Collins to Roubaix | 4,793.32 mi (7,714.10 km) |
| Fort Collins to Rouen | 4,775.60 mi (7,685.59 km) |
