| West Carson to Rosemead (California) | 20.85 mi (33.56 km) |
| West Carson to Rosemont (California) | 368.36 mi (592.82 km) |
| West Carson to Rosemount (Minnesota) | 1,536.63 mi (2,472.97 km) |
| West Carson to Rosenberg (Texas) | 1,350.88 mi (2,174.03 km) |
| West Carson to Roseville (California) | 381.06 mi (613.25 km) |
| West Carson to Roseville (Michigan) | 1,995.81 mi (3,211.95 km) |
| West Carson to Roseville (Minnesota) | 1,539.27 mi (2,477.21 km) |
| West Carson to Rossmoor (California) | 12.44 mi (20.03 km) |
| West Carson to Rossville (Maryland) | 2,330.10 mi (3,749.93 km) |
| West Carson to Roswell (Georgia) | 1,936.78 mi (3,116.95 km) |
| West Carson to Roswell (New Mexico) | 792.13 mi (1,274.81 km) |
| West Carson to Round Lake (Illinois) | 1,733.09 mi (2,789.14 km) |
| West Carson to Round Lake Beach (Illinois) | 1,734.76 mi (2,791.83 km) |
| West Carson to Round Rock (Texas) | 1,225.54 mi (1,972.32 km) |
| West Carson to Rowland Heights (California) | 25.24 mi (40.61 km) |
