| Samokov to Frederick (Maryland) | 4,932.46 mi (7,938.02 km) |
| Samokov to Fredericksburg (Texas) | 6,230.00 mi (10,026.21 km) |
| Samokov to Fredericksburg (Virginia) | 4,986.04 mi (8,024.26 km) |
| Samokov to Frederickson (Washington) | 5,915.32 mi (9,519.79 km) |
| Samokov to Freeport (Illinois) | 5,267.72 mi (8,477.58 km) |
| Samokov to Freeport (New York) | 4,722.08 mi (7,599.46 km) |
| Samokov to Freeport (Texas) | 6,166.20 mi (9,923.54 km) |
| Samokov to Fremont (California) | 6,508.12 mi (10,473.80 km) |
| Samokov to Fremont (Nebraska) | 5,548.92 mi (8,930.13 km) |
| Samokov to Fremont (Ohio) | 5,070.96 mi (8,160.93 km) |
| Samokov to French Valley (California) | 6,628.81 mi (10,668.04 km) |
| Samokov to Fresno (California) | 6,502.49 mi (10,464.74 km) |
| Samokov to Fresno (Texas) | 6,139.36 mi (9,880.34 km) |
| Samokov to Fridley (Minnesota) | 5,252.87 mi (8,453.69 km) |
| Samokov to Friendly (Maryland) | 4,943.90 mi (7,956.44 km) |
