| Grenada to Rancho Cordova (California) | 1,775.44 mi (2,857.29 km) |
| Grenada to Rancho Cucamonga (California) | 1,585.88 mi (2,552.23 km) |
| Grenada to Rancho Mirage (California) | 1,524.24 mi (2,453.03 km) |
| Grenada to Rancho Palos Verdes (California) | 1,634.51 mi (2,630.49 km) |
| Grenada to Rancho San Diego (California) | 1,562.96 mi (2,515.34 km) |
| Grenada to Rancho Santa Margarita (California) | 1,592.21 mi (2,562.41 km) |
| Grenada to Randallstown (Maryland) | 817.60 mi (1,315.79 km) |
| Grenada to Rantoul (Illinois) | 459.75 mi (739.90 km) |
| Grenada to Rapid City (South Dakota) | 1,009.83 mi (1,625.17 km) |
| Grenada to Ravenna (Ohio) | 692.73 mi (1,114.84 km) |
| Grenada to Raymondville (Texas) | 693.24 mi (1,115.66 km) |
| Grenada to Raymore (Missouri) | 432.63 mi (696.24 km) |
| Grenada to Raytown (Missouri) | 443.30 mi (713.42 km) |
| Grenada to Reading (Ohio) | 480.09 mi (772.62 km) |
| Grenada to Reading (Pennsylvania) | 888.12 mi (1,429.29 km) |
