| Duluth to Floha | 4,363.04 mi (7,021.64 km) |
| Duluth to Florsheim | 4,247.29 mi (6,835.35 km) |
| Duluth to Florstadt | 4,248.56 mi (6,837.39 km) |
| Duluth to Forchheim | 4,349.23 mi (6,999.41 km) |
| Duluth to Foritz | 4,326.51 mi (6,962.84 km) |
| Duluth to Forst (Lausitz) | 4,371.86 mi (7,035.83 km) |
| Duluth to Frankenberg | 4,359.40 mi (7,015.78 km) |
| Duluth to Frankenberg | 4,213.38 mi (6,780.79 km) |
| Duluth to Frankenthal | 4,265.94 mi (6,865.36 km) |
| Duluth to Frankfurt | 4,251.57 mi (6,842.24 km) |
| Duluth to Frankfurt (Oder) | 4,340.83 mi (6,985.89 km) |
| Duluth to Frechen | 4,152.88 mi (6,683.42 km) |
| Duluth to Freiberg | 4,369.19 mi (7,031.53 km) |
| Duluth to Freiberg am Neckar | 4,322.02 mi (6,955.62 km) |
| Duluth to Freiburg im Breisgau | 4,317.34 mi (6,948.09 km) |
