| River Ridge to Romeoville (Illinois) | 815.12 mi (1,311.81 km) |
| River Ridge to Romulus (Michigan) | 928.98 mi (1,495.05 km) |
| River Ridge to Ronkonkoma (New York) | 1,216.38 mi (1,957.57 km) |
| River Ridge to Roosevelt (New York) | 1,191.55 mi (1,917.61 km) |
| River Ridge to Rosamond (California) | 1,662.03 mi (2,674.78 km) |
| River Ridge to Rosaryville (Maryland) | 974.83 mi (1,568.83 km) |
| River Ridge to Roscoe (Illinois) | 863.96 mi (1,390.40 km) |
| River Ridge to Rose Hill (Virginia) | 963.17 mi (1,550.08 km) |
| River Ridge to Roseburg (Oregon) | 2,035.64 mi (3,276.05 km) |
| River Ridge to Rosedale (California) | 1,720.44 mi (2,768.78 km) |
| River Ridge to Rosedale (Maryland) | 1,011.02 mi (1,627.08 km) |
| River Ridge to Roselle (Illinois) | 839.06 mi (1,350.34 km) |
| River Ridge to Roselle (New Jersey) | 1,161.08 mi (1,868.57 km) |
| River Ridge to Roselle Park (New Jersey) | 1,161.28 mi (1,868.90 km) |
| River Ridge to Rosemead (California) | 1,651.55 mi (2,657.91 km) |
