| Grays to Ridgeland (Mississippi) | 4,523.92 mi (7,280.55 km) |
| Grays to Ridgewood (New Jersey) | 3,473.25 mi (5,589.66 km) |
| Grays to Rifle (Colorado) | 4,808.15 mi (7,737.97 km) |
| Grays to Rincon (Georgia) | 4,167.45 mi (6,706.87 km) |
| Grays to Ringwood (New Jersey) | 3,474.47 mi (5,591.63 km) |
| Grays to Río Grande (Puerto Rico) | 4,211.59 mi (6,777.90 km) |
| Grays to Rio Grande City (Texas) | 5,181.78 mi (8,339.26 km) |
| Grays to Rio Linda (California) | 5,287.35 mi (8,509.16 km) |
| Grays to Rio Rancho (New Mexico) | 4,999.52 mi (8,045.95 km) |
| Grays to Rio Rico (Arizona) | 5,357.98 mi (8,622.83 km) |
| Grays to Ripon (California) | 5,332.96 mi (8,582.58 km) |
| Grays to River Edge (New Jersey) | 3,472.63 mi (5,588.65 km) |
| Grays to River Falls (Wisconsin) | 4,011.27 mi (6,455.51 km) |
| Grays to River Forest (Illinois) | 3,972.43 mi (6,393.02 km) |
| Grays to River Grove (Illinois) | 3,971.77 mi (6,391.95 km) |
