| Grimes to Hormigueros (Puerto Rico) | 2,261.03 mi (3,638.78 km) |
| Grimes to Horn Lake (Mississippi) | 507.03 mi (815.99 km) |
| Grimes to Hot Springs (Arkansas) | 498.33 mi (801.99 km) |
| Grimes to Hot Springs Village (Arkansas) | 487.21 mi (784.09 km) |
| Grimes to Houma (Louisiana) | 853.52 mi (1,373.62 km) |
| Grimes to Houston (Texas) | 826.45 mi (1,330.05 km) |
| Grimes to Howard (Wisconsin) | 350.03 mi (563.33 km) |
| Grimes to Huber Heights (Ohio) | 521.65 mi (839.52 km) |
| Grimes to Hudson (Florida) | 1,112.14 mi (1,789.81 km) |
| Grimes to Hudson (Ohio) | 639.86 mi (1,029.75 km) |
| Grimes to Hudson (Wisconsin) | 233.24 mi (375.37 km) |
| Grimes to Hueytown (Alabama) | 679.82 mi (1,094.06 km) |
| Grimes to Hugo (Minnesota) | 244.70 mi (393.80 km) |
| Grimes to Humacao (Puerto Rico) | 2,314.14 mi (3,724.24 km) |
| Grimes to Humble (Texas) | 811.57 mi (1,306.09 km) |
