| Amposta to Ridgeland (Mississippi) | 4,838.41 mi (7,786.67 km) |
| Amposta to Ridgewood (New Jersey) | 3,774.77 mi (6,074.90 km) |
| Amposta to Rifle (Colorado) | 5,295.13 mi (8,521.69 km) |
| Amposta to Rincon (Georgia) | 4,416.18 mi (7,107.15 km) |
| Amposta to Ringwood (New Jersey) | 3,778.54 mi (6,080.97 km) |
| Amposta to Río Grande (Puerto Rico) | 4,175.63 mi (6,720.03 km) |
| Amposta to Rio Grande City (Texas) | 5,506.44 mi (8,861.76 km) |
| Amposta to Rio Linda (California) | 5,845.90 mi (9,408.06 km) |
| Amposta to Rio Rancho (New Mexico) | 5,449.53 mi (8,770.16 km) |
| Amposta to Rio Rico (Arizona) | 5,809.37 mi (9,349.27 km) |
| Amposta to Ripon (California) | 5,884.86 mi (9,470.77 km) |
| Amposta to River Edge (New Jersey) | 3,772.99 mi (6,072.05 km) |
| Amposta to River Falls (Wisconsin) | 4,458.60 mi (7,175.42 km) |
| Amposta to River Forest (Illinois) | 4,364.84 mi (7,024.53 km) |
| Amposta to River Grove (Illinois) | 4,364.58 mi (7,024.11 km) |
