| Grays to Rosemont (California) | 5,292.90 mi (8,518.10 km) |
| Grays to Rosemount (Minnesota) | 4,032.48 mi (6,489.65 km) |
| Grays to Rosenberg (Texas) | 4,896.65 mi (7,880.40 km) |
| Grays to Roseville (California) | 5,278.96 mi (8,495.67 km) |
| Grays to Roseville (Michigan) | 3,757.09 mi (6,046.46 km) |
| Grays to Roseville (Minnesota) | 4,022.96 mi (6,474.33 km) |
| Grays to Rossmoor (California) | 5,466.50 mi (8,797.48 km) |
| Grays to Rossville (Maryland) | 3,640.96 mi (5,859.56 km) |
| Grays to Roswell (Georgia) | 4,210.38 mi (6,775.95 km) |
| Grays to Roswell (New Mexico) | 5,024.80 mi (8,086.63 km) |
| Grays to Round Lake (Illinois) | 3,962.40 mi (6,376.87 km) |
| Grays to Round Lake Beach (Illinois) | 3,959.81 mi (6,372.70 km) |
| Grays to Round Rock (Texas) | 4,917.34 mi (7,913.70 km) |
| Grays to Rowland Heights (California) | 5,449.96 mi (8,770.86 km) |
| Grays to Rowlett (Texas) | 4,749.91 mi (7,644.24 km) |
