| Koropi to Frederick (Maryland) | 5,132.42 mi (8,259.83 km) |
| Koropi to Fredericksburg (Texas) | 6,452.35 mi (10,384.06 km) |
| Koropi to Fredericksburg (Virginia) | 5,182.36 mi (8,340.20 km) |
| Koropi to Frederickson (Washington) | 6,205.24 mi (9,986.37 km) |
| Koropi to Freeport (Illinois) | 5,499.91 mi (8,851.25 km) |
| Koropi to Freeport (New York) | 4,918.59 mi (7,915.70 km) |
| Koropi to Freeport (Texas) | 6,376.50 mi (10,261.98 km) |
| Koropi to Fremont (California) | 6,789.49 mi (10,926.64 km) |
| Koropi to Fremont (Nebraska) | 5,791.76 mi (9,320.93 km) |
| Koropi to Fremont (Ohio) | 5,288.27 mi (8,510.64 km) |
| Koropi to French Valley (California) | 6,897.46 mi (11,100.38 km) |
| Koropi to Fresno (California) | 6,779.63 mi (10,910.75 km) |
| Koropi to Fresno (Texas) | 6,351.47 mi (10,221.70 km) |
| Koropi to Fridley (Minnesota) | 5,498.24 mi (8,848.57 km) |
| Koropi to Friendly (Maryland) | 5,140.68 mi (8,273.12 km) |
