| South Bend to Fortuna (California) | 1,956.40 mi (3,148.52 km) |
| South Bend to Fortuna Foothills (Arizona) | 1,659.81 mi (2,671.20 km) |
| South Bend to Foster City (California) | 1,922.75 mi (3,094.36 km) |
| South Bend to Fostoria (Ohio) | 152.29 mi (245.09 km) |
| South Bend to Fountain (Colorado) | 991.61 mi (1,595.84 km) |
| South Bend to Fountain Hills (Arizona) | 1,493.88 mi (2,404.17 km) |
| South Bend to Fountain Inn (South Carolina) | 530.18 mi (853.24 km) |
| South Bend to Fountain Valley (California) | 1,805.74 mi (2,906.06 km) |
| South Bend to Fountainebleau (Florida) | 1,149.63 mi (1,850.15 km) |
| South Bend to Four Corners (Oregon) | 1,843.23 mi (2,966.39 km) |
| South Bend to Four Corners (Texas) | 981.39 mi (1,579.39 km) |
| South Bend to Four Square Mile (Colorado) | 983.31 mi (1,582.48 km) |
| South Bend to Fox Crossing (Wisconsin) | 208.31 mi (335.24 km) |
| South Bend to Fox Lake (Illinois) | 110.98 mi (178.60 km) |
| South Bend to Framingham (Massachusetts) | 761.98 mi (1,226.29 km) |
