| West Carson to Rome (New York) | 2,375.06 mi (3,822.29 km) |
| West Carson to Romeoville (Illinois) | 1,725.66 mi (2,777.18 km) |
| West Carson to Romulus (Michigan) | 1,972.11 mi (3,173.81 km) |
| West Carson to Ronkonkoma (New York) | 2,500.29 mi (4,023.83 km) |
| West Carson to Roosevelt (New York) | 2,476.86 mi (3,986.13 km) |
| West Carson to Rosamond (California) | 72.19 mi (116.18 km) |
| West Carson to Rosaryville (Maryland) | 2,314.40 mi (3,724.66 km) |
| West Carson to Roscoe (Illinois) | 1,688.80 mi (2,717.86 km) |
| West Carson to Rose Hill (Virginia) | 2,299.15 mi (3,700.12 km) |
| West Carson to Roseburg (Oregon) | 704.35 mi (1,133.55 km) |
| West Carson to Rosedale (California) | 119.99 mi (193.10 km) |
| West Carson to Rosedale (Maryland) | 2,328.55 mi (3,747.44 km) |
| West Carson to Roselle (Illinois) | 1,729.99 mi (2,784.15 km) |
| West Carson to Roselle (New Jersey) | 2,441.60 mi (3,929.38 km) |
| West Carson to Roselle Park (New Jersey) | 2,441.20 mi (3,928.74 km) |
