| Oakville to Romeoville (Illinois) | 249.35 mi (401.29 km) |
| Oakville to Romulus (Michigan) | 449.41 mi (723.26 km) |
| Oakville to Ronkonkoma (New York) | 927.88 mi (1,493.27 km) |
| Oakville to Roosevelt (New York) | 903.25 mi (1,453.64 km) |
| Oakville to Rosamond (California) | 1,559.77 mi (2,510.21 km) |
| Oakville to Rosaryville (Maryland) | 728.21 mi (1,171.93 km) |
| Oakville to Roscoe (Illinois) | 283.34 mi (456.00 km) |
| Oakville to Rose Hill (Virginia) | 712.98 mi (1,147.43 km) |
| Oakville to Roseburg (Oregon) | 1,746.18 mi (2,810.21 km) |
| Oakville to Rosedale (California) | 1,602.94 mi (2,579.68 km) |
| Oakville to Rosedale (Maryland) | 744.54 mi (1,198.23 km) |
| Oakville to Roselle (Illinois) | 271.04 mi (436.20 km) |
| Oakville to Roselle (New Jersey) | 867.78 mi (1,396.55 km) |
| Oakville to Roselle Park (New Jersey) | 867.50 mi (1,396.11 km) |
| Oakville to Rosemead (California) | 1,569.83 mi (2,526.39 km) |
