| Grenada to River Ridge (Louisiana) | 265.17 mi (426.75 km) |
| Grenada to Riverbank (California) | 1,758.42 mi (2,829.91 km) |
| Grenada to Riverdale (Georgia) | 310.99 mi (500.49 km) |
| Grenada to Riverdale (Illinois) | 556.06 mi (894.90 km) |
| Grenada to Riverside (California) | 1,577.74 mi (2,539.13 km) |
| Grenada to Riverside (Ohio) | 520.46 mi (837.60 km) |
| Grenada to Riverton (Utah) | 1,301.23 mi (2,094.13 km) |
| Grenada to Riverton (Wyoming) | 1,189.00 mi (1,913.52 km) |
| Grenada to Riverview (Florida) | 606.42 mi (975.95 km) |
| Grenada to Riverview (Michigan) | 682.14 mi (1,097.80 km) |
| Grenada to Riviera Beach (Florida) | 755.34 mi (1,215.60 km) |
| Grenada to Riviera Beach (Maryland) | 825.42 mi (1,328.38 km) |
| Grenada to Roanoke (Virginia) | 604.10 mi (972.21 km) |
| Grenada to Roanoke Rapids (North Carolina) | 711.15 mi (1,144.48 km) |
| Grenada to Robbinsdale (Minnesota) | 799.11 mi (1,286.04 km) |
