| Karhula to Frederick (Maryland) | 4,331.89 mi (6,971.51 km) |
| Karhula to Fredericksburg (Texas) | 5,461.59 mi (8,789.58 km) |
| Karhula to Fredericksburg (Virginia) | 4,400.26 mi (7,081.53 km) |
| Karhula to Frederickson (Washington) | 4,805.13 mi (7,733.10 km) |
| Karhula to Freeport (Illinois) | 4,489.97 mi (7,225.91 km) |
| Karhula to Freeport (New York) | 4,150.60 mi (6,679.75 km) |
| Karhula to Freeport (Texas) | 5,456.90 mi (8,782.03 km) |
| Karhula to Fremont (California) | 5,437.69 mi (8,751.12 km) |
| Karhula to Fremont (Nebraska) | 4,705.71 mi (7,573.11 km) |
| Karhula to Fremont (Ohio) | 4,377.37 mi (7,044.70 km) |
| Karhula to French Valley (California) | 5,622.81 mi (9,049.03 km) |
| Karhula to Fresno (California) | 5,454.97 mi (8,778.92 km) |
| Karhula to Fresno (Texas) | 5,422.75 mi (8,727.07 km) |
| Karhula to Fridley (Minnesota) | 4,407.52 mi (7,093.22 km) |
| Karhula to Friendly (Maryland) | 4,358.24 mi (7,013.91 km) |
