| Fort Collins to Radauti | 5,632.67 mi (9,064.90 km) |
| Fort Collins to Ramnicu Sarat | 5,803.11 mi (9,339.20 km) |
| Fort Collins to Ramnicu Valcea | 5,743.01 mi (9,242.48 km) |
| Fort Collins to Rasnov | 5,746.55 mi (9,248.18 km) |
| Fort Collins to Reghin | 5,659.26 mi (9,107.70 km) |
| Fort Collins to Resita | 5,659.29 mi (9,107.75 km) |
| Fort Collins to Roman | 5,711.44 mi (9,191.67 km) |
| Fort Collins to Rosiori de Vede | 5,816.41 mi (9,360.61 km) |
| Fort Collins to Rovinari | 5,718.31 mi (9,202.74 km) |
| Fort Collins to Roznov | 5,705.50 mi (9,182.12 km) |
| Fort Collins to Sabaoani | 5,704.36 mi (9,180.29 km) |
| Fort Collins to Sacele | 5,752.05 mi (9,257.02 km) |
| Fort Collins to Sacueni | 5,553.29 mi (8,937.16 km) |
| Fort Collins to Salcea | 5,655.62 mi (9,101.84 km) |
| Fort Collins to Salonta | 5,570.58 mi (8,964.98 km) |
