| Kostinbrod to Exeter (California) | 6,479.36 mi (10,427.52 km) |
| Kostinbrod to Fair Lawn (New Jersey) | 4,698.47 mi (7,561.45 km) |
| Kostinbrod to Fair Oaks (California) | 6,383.50 mi (10,273.26 km) |
| Kostinbrod to Fair Oaks (Virginia) | 4,921.99 mi (7,921.17 km) |
| Kostinbrod to Fairbanks (Alaska) | 4,982.33 mi (8,018.29 km) |
| Kostinbrod to Fairborn (Ohio) | 5,143.62 mi (8,277.86 km) |
| Kostinbrod to Fairburn (Georgia) | 5,467.06 mi (8,798.38 km) |
| Kostinbrod to Fairfax (Virginia) | 4,920.12 mi (7,918.17 km) |
| Kostinbrod to Fairfax Station (Virginia) | 4,924.24 mi (7,924.80 km) |
| Kostinbrod to Fairfield (California) | 6,425.98 mi (10,341.62 km) |
| Kostinbrod to Fairfield (Ohio) | 5,186.55 mi (8,346.95 km) |
| Kostinbrod to Fairhope (Alabama) | 5,751.35 mi (9,255.91 km) |
| Kostinbrod to Fairland (Maryland) | 4,895.75 mi (7,878.95 km) |
| Kostinbrod to Fairmont (Minnesota) | 5,330.09 mi (8,577.96 km) |
| Kostinbrod to Fairmont (West Virginia) | 5,007.15 mi (8,058.23 km) |
