| Highlands Ranch to Forli | 5,449.20 mi (8,769.63 km) |
| Highlands Ranch to Forlimpopoli | 5,454.55 mi (8,778.25 km) |
| Highlands Ranch to Formello | 5,568.00 mi (8,960.82 km) |
| Highlands Ranch to Formia | 5,652.15 mi (9,096.26 km) |
| Highlands Ranch to Formigine | 5,392.04 mi (8,677.64 km) |
| Highlands Ranch to Fossano | 5,281.30 mi (8,499.43 km) |
| Highlands Ranch to Fossombrone | 5,502.19 mi (8,854.92 km) |
| Highlands Ranch to Francavilla al Mare | 5,618.06 mi (9,041.40 km) |
| Highlands Ranch to Francavilla Fontana | 5,828.35 mi (9,379.83 km) |
| Highlands Ranch to Francofonte | 5,903.05 mi (9,500.05 km) |
| Highlands Ranch to Frascati | 5,591.37 mi (8,998.43 km) |
| Highlands Ranch to Frattamaggiore | 5,692.66 mi (9,161.45 km) |
| Highlands Ranch to Frattaminore | 5,691.23 mi (9,159.14 km) |
| Highlands Ranch to Frosinone | 5,624.24 mi (9,051.34 km) |
| Highlands Ranch to Fucecchio | 5,429.95 mi (8,738.66 km) |
