| Fort Collins to Rende | 5,793.40 mi (9,323.58 km) |
| Fort Collins to Resana | 5,326.57 mi (8,572.28 km) |
| Fort Collins to Rescaldina | 5,225.09 mi (8,408.98 km) |
| Fort Collins to Rezzato | 5,277.09 mi (8,492.66 km) |
| Fort Collins to Rho | 5,232.00 mi (8,420.09 km) |
| Fort Collins to Ribera | 5,783.43 mi (9,307.54 km) |
| Fort Collins to Riccione Marina | 5,431.90 mi (8,741.79 km) |
| Fort Collins to Riesi | 5,824.61 mi (9,373.81 km) |
| Fort Collins to Rieti | 5,519.43 mi (8,882.67 km) |
| Fort Collins to Rignano Flaminio | 5,516.71 mi (8,878.29 km) |
| Fort Collins to Rignano sull'Arno | 5,404.46 mi (8,697.64 km) |
| Fort Collins to Rimini | 5,426.13 mi (8,732.51 km) |
| Fort Collins to Rionero in Vulture | 5,692.93 mi (9,161.89 km) |
| Fort Collins to Riposto | 5,841.93 mi (9,401.67 km) |
| Fort Collins to Riva del Garda | 5,277.15 mi (8,492.76 km) |
