| Manassas to Hutchinson (Kansas) | 1,104.53 mi (1,777.56 km) |
| Manassas to Hutchinson (Minnesota) | 965.21 mi (1,553.35 km) |
| Manassas to Hutto (Texas) | 1,269.71 mi (2,043.40 km) |
| Manassas to Hyattsville (Maryland) | 32.06 mi (51.59 km) |
| Manassas to Hybla Valley (Virginia) | 21.65 mi (34.84 km) |
| Manassas to Idaho Falls (Idaho) | 1,814.62 mi (2,920.34 km) |
| Manassas to Idylwood (Virginia) | 17.89 mi (28.80 km) |
| Manassas to Ilchester (Maryland) | 50.35 mi (81.03 km) |
| Manassas to Immokalee (Florida) | 881.52 mi (1,418.68 km) |
| Manassas to Imperial (California) | 2,157.32 mi (3,471.87 km) |
| Manassas to Imperial Beach (California) | 2,247.62 mi (3,617.19 km) |
| Manassas to Independence (Kentucky) | 380.35 mi (612.11 km) |
| Manassas to Independence (Missouri) | 905.70 mi (1,457.59 km) |
| Manassas to Indian Trail (North Carolina) | 308.31 mi (496.17 km) |
| Manassas to Indiana (Pennsylvania) | 157.04 mi (252.74 km) |
