| River Ridge to Ramsey (New Jersey) | 1,182.08 mi (1,902.37 km) |
| River Ridge to Rancho Cordova (California) | 1,858.81 mi (2,991.47 km) |
| River Ridge to Rancho Cucamonga (California) | 1,622.23 mi (2,610.73 km) |
| River Ridge to Rancho Mirage (California) | 1,555.86 mi (2,503.91 km) |
| River Ridge to Rancho Palos Verdes (California) | 1,667.00 mi (2,682.78 km) |
| River Ridge to Rancho San Diego (California) | 1,582.89 mi (2,547.41 km) |
| River Ridge to Rancho Santa Margarita (California) | 1,622.85 mi (2,611.73 km) |
| River Ridge to Randallstown (Maryland) | 1,000.18 mi (1,609.63 km) |
| River Ridge to Rantoul (Illinois) | 724.09 mi (1,165.31 km) |
| River Ridge to Rapid City (South Dakota) | 1,207.18 mi (1,942.76 km) |
| River Ridge to Ravenna (Ohio) | 922.74 mi (1,485.01 km) |
| River Ridge to Raymondville (Texas) | 519.04 mi (835.31 km) |
| River Ridge to Raymore (Missouri) | 656.87 mi (1,057.13 km) |
| River Ridge to Raytown (Missouri) | 669.20 mi (1,076.98 km) |
| River Ridge to Reading (Ohio) | 719.39 mi (1,157.74 km) |
