| Grimes to Hutchinson (Minnesota) | 223.55 mi (359.77 km) |
| Grimes to Hutto (Texas) | 797.30 mi (1,283.14 km) |
| Grimes to Hyattsville (Maryland) | 905.19 mi (1,456.77 km) |
| Grimes to Hybla Valley (Virginia) | 903.17 mi (1,453.51 km) |
| Grimes to Idaho Falls (Idaho) | 934.47 mi (1,503.89 km) |
| Grimes to Idylwood (Virginia) | 893.83 mi (1,438.48 km) |
| Grimes to Ilchester (Maryland) | 909.64 mi (1,463.92 km) |
| Grimes to Immokalee (Florida) | 1,266.64 mi (2,038.45 km) |
| Grimes to Imperial (California) | 1,339.03 mi (2,154.96 km) |
| Grimes to Imperial Beach (California) | 1,424.49 mi (2,292.49 km) |
| Grimes to Independence (Kentucky) | 521.92 mi (839.95 km) |
| Grimes to Independence (Missouri) | 181.38 mi (291.90 km) |
| Grimes to Indian Trail (North Carolina) | 844.58 mi (1,359.21 km) |
| Grimes to Indiana (Pennsylvania) | 764.20 mi (1,229.86 km) |
| Grimes to Indianapolis (Indiana) | 421.31 mi (678.03 km) |
