| Owings Mills to Havelock (North Carolina) | 311.23 mi (500.88 km) |
| Owings Mills to Haverhill (Massachusetts) | 377.34 mi (607.28 km) |
| Owings Mills to Havre de Grace (Maryland) | 37.30 mi (60.03 km) |
| Owings Mills to Hawaiian Gardens (California) | 2,301.16 mi (3,703.36 km) |
| Owings Mills to Hawaiian Paradise Park (Hawaii) | 4,752.36 mi (7,648.18 km) |
| Owings Mills to Hawthorne (California) | 2,313.64 mi (3,723.44 km) |
| Owings Mills to Hawthorne (New Jersey) | 175.30 mi (282.11 km) |
| Owings Mills to Hayden (Idaho) | 2,058.57 mi (3,312.95 km) |
| Owings Mills to Hayesville (Oregon) | 2,362.47 mi (3,802.02 km) |
| Owings Mills to Hays (Kansas) | 1,204.71 mi (1,938.79 km) |
| Owings Mills to Haysville (Kansas) | 1,116.84 mi (1,797.39 km) |
| Owings Mills to Hayward (California) | 2,425.18 mi (3,902.94 km) |
| Owings Mills to Hazel Crest (Illinois) | 591.37 mi (951.71 km) |
| Owings Mills to Hazel Dell (Washington) | 2,341.50 mi (3,768.28 km) |
| Owings Mills to Hazel Park (Michigan) | 390.69 mi (628.76 km) |
