| Grenada to Hutchinson (Minnesota) | 804.68 mi (1,295.01 km) |
| Grenada to Hutto (Texas) | 504.43 mi (811.81 km) |
| Grenada to Hyattsville (Maryland) | 798.83 mi (1,285.58 km) |
| Grenada to Hybla Valley (Virginia) | 786.91 mi (1,266.40 km) |
| Grenada to Idaho Falls (Idaho) | 1,367.91 mi (2,201.44 km) |
| Grenada to Idylwood (Virginia) | 784.48 mi (1,262.49 km) |
| Grenada to Ilchester (Maryland) | 814.99 mi (1,311.59 km) |
| Grenada to Immokalee (Florida) | 713.38 mi (1,148.08 km) |
| Grenada to Imperial (California) | 1,484.93 mi (2,389.77 km) |
| Grenada to Imperial Beach (California) | 1,576.69 mi (2,537.44 km) |
| Grenada to Independence (Kentucky) | 461.70 mi (743.03 km) |
| Grenada to Independence (Missouri) | 444.81 mi (715.85 km) |
| Grenada to Indian Trail (North Carolina) | 529.82 mi (852.66 km) |
| Grenada to Indiana (Pennsylvania) | 752.28 mi (1,210.67 km) |
| Grenada to Indianapolis (Indiana) | 461.18 mi (742.19 km) |
