| Grays to Rancho Cordova (California) | 5,288.38 mi (8,510.83 km) |
| Grays to Rancho Cucamonga (California) | 5,430.79 mi (8,740.01 km) |
| Grays to Rancho Mirage (California) | 5,414.50 mi (8,713.79 km) |
| Grays to Rancho Palos Verdes (California) | 5,477.47 mi (8,815.13 km) |
| Grays to Rancho San Diego (California) | 5,487.64 mi (8,831.50 km) |
| Grays to Rancho Santa Margarita (California) | 5,460.01 mi (8,787.04 km) |
| Grays to Randallstown (Maryland) | 3,653.54 mi (5,879.81 km) |
| Grays to Rantoul (Illinois) | 4,060.04 mi (6,534.00 km) |
| Grays to Rapid City (South Dakota) | 4,417.84 mi (7,109.83 km) |
| Grays to Ravenna (Ohio) | 3,751.26 mi (6,037.07 km) |
| Grays to Raymondville (Texas) | 5,135.45 mi (8,264.71 km) |
| Grays to Raymore (Missouri) | 4,371.79 mi (7,035.72 km) |
| Grays to Raytown (Missouri) | 4,362.50 mi (7,020.77 km) |
| Grays to Reading (Ohio) | 3,966.03 mi (6,382.71 km) |
| Grays to Reading (Pennsylvania) | 3,574.99 mi (5,753.38 km) |
