| Manassas to Forli | 4,409.68 mi (7,096.69 km) |
| Manassas to Forlimpopoli | 4,414.98 mi (7,105.22 km) |
| Manassas to Formello | 4,499.64 mi (7,241.46 km) |
| Manassas to Formia | 4,582.57 mi (7,374.93 km) |
| Manassas to Formigine | 4,348.98 mi (6,999.01 km) |
| Manassas to Fossano | 4,211.90 mi (6,778.39 km) |
| Manassas to Fossombrone | 4,461.12 mi (7,179.47 km) |
| Manassas to Francavilla al Mare | 4,570.91 mi (7,356.17 km) |
| Manassas to Francavilla Fontana | 4,784.21 mi (7,699.44 km) |
| Manassas to Francofonte | 4,789.93 mi (7,708.64 km) |
| Manassas to Frascati | 4,521.58 mi (7,276.78 km) |
| Manassas to Frattamaggiore | 4,624.20 mi (7,441.93 km) |
| Manassas to Frattaminore | 4,622.86 mi (7,439.77 km) |
| Manassas to Frosinone | 4,557.55 mi (7,334.67 km) |
| Manassas to Fucecchio | 4,372.54 mi (7,036.92 km) |
