| Opatija to Ridgeland (Mississippi) | 5,286.32 mi (8,507.50 km) |
| Opatija to Ridgewood (New Jersey) | 4,231.34 mi (6,809.68 km) |
| Opatija to Rifle (Colorado) | 5,562.81 mi (8,952.48 km) |
| Opatija to Rincon (Georgia) | 4,917.79 mi (7,914.42 km) |
| Opatija to Ringwood (New Jersey) | 4,232.98 mi (6,812.32 km) |
| Opatija to Río Grande (Puerto Rico) | 4,851.37 mi (7,807.52 km) |
| Opatija to Rio Grande City (Texas) | 5,946.16 mi (9,569.42 km) |
| Opatija to Rio Linda (California) | 6,014.19 mi (9,678.91 km) |
| Opatija to Rio Rancho (New Mexico) | 5,760.84 mi (9,271.17 km) |
| Opatija to Rio Rico (Arizona) | 6,118.31 mi (9,846.47 km) |
| Opatija to Ripon (California) | 6,062.76 mi (9,757.07 km) |
| Opatija to River Edge (New Jersey) | 4,230.53 mi (6,808.37 km) |
| Opatija to River Falls (Wisconsin) | 4,774.85 mi (7,684.38 km) |
| Opatija to River Forest (Illinois) | 4,739.02 mi (7,626.72 km) |
| Opatija to River Grove (Illinois) | 4,738.36 mi (7,625.65 km) |
