| Manassas to Hazelwood (Missouri) | 694.67 mi (1,117.97 km) |
| Manassas to Hazleton (Pennsylvania) | 172.00 mi (276.81 km) |
| Manassas to Healdsburg (California) | 2,421.70 mi (3,897.35 km) |
| Manassas to Heath (Ohio) | 278.99 mi (448.99 km) |
| Manassas to Heber (Utah) | 1,797.79 mi (2,893.26 km) |
| Manassas to Helena (Alabama) | 646.13 mi (1,039.84 km) |
| Manassas to Helena (Montana) | 1,819.81 mi (2,928.70 km) |
| Manassas to Hemet (California) | 2,211.66 mi (3,559.33 km) |
| Manassas to Henderson (Kentucky) | 550.78 mi (886.39 km) |
| Manassas to Henderson (Nevada) | 2,056.05 mi (3,308.89 km) |
| Manassas to Henderson (North Carolina) | 174.97 mi (281.58 km) |
| Manassas to Henderson (Texas) | 1,073.16 mi (1,727.09 km) |
| Manassas to Hendersonville (North Carolina) | 362.10 mi (582.74 km) |
| Manassas to Hendersonville (Tennessee) | 526.94 mi (848.03 km) |
| Manassas to Hercules (California) | 2,400.98 mi (3,864.01 km) |
