| Riverdale to Horizon West (Florida) | 390.67 mi (628.73 km) |
| Riverdale to Hormigueros (Puerto Rico) | 1,509.08 mi (2,428.62 km) |
| Riverdale to Horn Lake (Mississippi) | 335.97 mi (540.70 km) |
| Riverdale to Hot Springs (Arkansas) | 498.70 mi (802.57 km) |
| Riverdale to Hot Springs Village (Arkansas) | 494.98 mi (796.59 km) |
| Riverdale to Houma (Louisiana) | 461.47 mi (742.67 km) |
| Riverdale to Houston (Texas) | 695.82 mi (1,119.82 km) |
| Riverdale to Howard (Wisconsin) | 785.48 mi (1,264.10 km) |
| Riverdale to Huber Heights (Ohio) | 435.29 mi (700.54 km) |
| Riverdale to Hudson (Florida) | 373.74 mi (601.48 km) |
| Riverdale to Hudson (Ohio) | 554.74 mi (892.77 km) |
| Riverdale to Hudson (Wisconsin) | 903.57 mi (1,454.16 km) |
| Riverdale to Hueytown (Alabama) | 150.79 mi (242.68 km) |
| Riverdale to Hugo (Minnesota) | 921.38 mi (1,482.81 km) |
| Riverdale to Humacao (Puerto Rico) | 1,566.47 mi (2,520.99 km) |
