| Ada to Rancho Cordova (California) | 6,134.76 mi (9,872.94 km) |
| Ada to Rancho Cucamonga (California) | 6,316.10 mi (10,164.77 km) |
| Ada to Rancho Mirage (California) | 6,307.07 mi (10,150.26 km) |
| Ada to Rancho Palos Verdes (California) | 6,359.95 mi (10,235.35 km) |
| Ada to Rancho San Diego (California) | 6,381.44 mi (10,269.93 km) |
| Ada to Rancho Santa Margarita (California) | 6,347.03 mi (10,214.56 km) |
| Ada to Randallstown (Maryland) | 4,633.69 mi (7,457.21 km) |
| Ada to Rantoul (Illinois) | 5,025.13 mi (8,087.17 km) |
| Ada to Rapid City (South Dakota) | 5,327.06 mi (8,573.08 km) |
| Ada to Ravenna (Ohio) | 4,725.10 mi (7,604.31 km) |
| Ada to Raymondville (Texas) | 6,109.50 mi (9,832.29 km) |
| Ada to Raymore (Missouri) | 5,327.49 mi (8,573.77 km) |
| Ada to Raytown (Missouri) | 5,317.65 mi (8,557.92 km) |
| Ada to Reading (Ohio) | 4,939.31 mi (7,949.05 km) |
| Ada to Reading (Pennsylvania) | 4,554.80 mi (7,330.24 km) |
