| Rossmoor to Rome (New York) | 2,365.49 mi (3,806.88 km) |
| Rossmoor to Romeoville (Illinois) | 1,715.87 mi (2,761.43 km) |
| Rossmoor to Romulus (Michigan) | 1,962.37 mi (3,158.12 km) |
| Rossmoor to Ronkonkoma (New York) | 2,490.17 mi (4,007.54 km) |
| Rossmoor to Roosevelt (New York) | 2,466.71 mi (3,969.79 km) |
| Rossmoor to Rosamond (California) | 74.82 mi (120.41 km) |
| Rossmoor to Rosaryville (Maryland) | 2,303.80 mi (3,707.61 km) |
| Rossmoor to Roscoe (Illinois) | 1,679.30 mi (2,702.58 km) |
| Rossmoor to Rose Hill (Virginia) | 2,288.56 mi (3,683.08 km) |
| Rossmoor to Roseburg (Oregon) | 711.06 mi (1,144.34 km) |
| Rossmoor to Rosedale (California) | 127.74 mi (205.58 km) |
| Rossmoor to Rosedale (Maryland) | 2,318.08 mi (3,730.59 km) |
| Rossmoor to Roselle (Illinois) | 1,720.31 mi (2,768.57 km) |
| Rossmoor to Roselle (New Jersey) | 2,431.44 mi (3,913.02 km) |
| Rossmoor to Roselle Park (New Jersey) | 2,431.04 mi (3,912.38 km) |
