| Leek to Frederick (Maryland) | 3,545.99 mi (5,706.71 km) |
| Leek to Fredericksburg (Texas) | 4,839.82 mi (7,788.93 km) |
| Leek to Fredericksburg (Virginia) | 3,601.61 mi (5,796.23 km) |
| Leek to Frederickson (Washington) | 4,678.06 mi (7,528.60 km) |
| Leek to Freeport (Illinois) | 3,881.35 mi (6,246.43 km) |
| Leek to Freeport (New York) | 3,338.08 mi (5,372.13 km) |
| Leek to Freeport (Texas) | 4,775.39 mi (7,685.25 km) |
| Leek to Fremont (California) | 5,220.55 mi (8,401.67 km) |
| Leek to Fremont (Nebraska) | 4,171.68 mi (6,713.67 km) |
| Leek to Fremont (Ohio) | 3,679.87 mi (5,922.18 km) |
| Leek to French Valley (California) | 5,297.18 mi (8,524.98 km) |
| Leek to Fresno (California) | 5,198.16 mi (8,365.63 km) |
| Leek to Fresno (Texas) | 4,748.36 mi (7,641.75 km) |
| Leek to Fridley (Minnesota) | 3,878.70 mi (6,242.16 km) |
| Leek to Friendly (Maryland) | 3,559.26 mi (5,728.08 km) |
