| Ada to Rosemont (California) | 6,138.78 mi (9,879.42 km) |
| Ada to Rosemount (Minnesota) | 4,972.16 mi (8,001.92 km) |
| Ada to Rosenberg (Texas) | 5,869.31 mi (9,445.74 km) |
| Ada to Roseville (California) | 6,124.10 mi (9,855.78 km) |
| Ada to Roseville (Michigan) | 4,725.74 mi (7,605.35 km) |
| Ada to Roseville (Minnesota) | 4,961.35 mi (7,984.52 km) |
| Ada to Rossmoor (California) | 6,350.37 mi (10,219.93 km) |
| Ada to Rossville (Maryland) | 4,621.29 mi (7,437.26 km) |
| Ada to Roswell (Georgia) | 5,190.27 mi (8,352.93 km) |
| Ada to Roswell (New Mexico) | 5,967.89 mi (9,604.40 km) |
| Ada to Round Lake (Illinois) | 4,922.17 mi (7,921.46 km) |
| Ada to Round Lake Beach (Illinois) | 4,919.52 mi (7,917.20 km) |
| Ada to Round Rock (Texas) | 5,885.10 mi (9,471.15 km) |
| Ada to Rowland Heights (California) | 6,334.14 mi (10,193.81 km) |
| Ada to Rowlett (Texas) | 5,715.20 mi (9,197.72 km) |
