| Opatija to Romeoville (Illinois) | 4,761.96 mi (7,663.63 km) |
| Opatija to Romulus (Michigan) | 4,552.48 mi (7,326.51 km) |
| Opatija to Ronkonkoma (New York) | 4,197.23 mi (6,754.78 km) |
| Opatija to Roosevelt (New York) | 4,221.64 mi (6,794.07 km) |
| Opatija to Rosamond (California) | 6,151.98 mi (9,900.65 km) |
| Opatija to Rosaryville (Maryland) | 4,438.78 mi (7,143.52 km) |
| Opatija to Roscoe (Illinois) | 4,759.01 mi (7,658.88 km) |
| Opatija to Rose Hill (Virginia) | 4,449.75 mi (7,161.19 km) |
| Opatija to Roseburg (Oregon) | 5,788.14 mi (9,315.11 km) |
| Opatija to Rosedale (California) | 6,149.77 mi (9,897.09 km) |
| Opatija to Rosedale (Maryland) | 4,401.34 mi (7,083.28 km) |
| Opatija to Roselle (Illinois) | 4,745.13 mi (7,636.54 km) |
| Opatija to Roselle (New Jersey) | 4,251.14 mi (6,841.55 km) |
| Opatija to Roselle Park (New Jersey) | 4,250.90 mi (6,841.16 km) |
| Opatija to Rosemead (California) | 6,195.12 mi (9,970.07 km) |
