| Slupca to Fortuna Foothills (Arizona) | 5,898.35 mi (9,492.48 km) |
| Slupca to Foster City (California) | 5,781.35 mi (9,304.19 km) |
| Slupca to Fostoria (Ohio) | 4,455.66 mi (7,170.69 km) |
| Slupca to Fountain (Colorado) | 5,268.04 mi (8,478.09 km) |
| Slupca to Fountain Hills (Arizona) | 5,769.11 mi (9,284.48 km) |
| Slupca to Fountain Inn (South Carolina) | 4,749.78 mi (7,644.03 km) |
| Slupca to Fountain Valley (California) | 5,923.90 mi (9,533.60 km) |
| Slupca to Fountainebleau (Florida) | 5,155.19 mi (8,296.47 km) |
| Slupca to Four Corners (Oregon) | 5,327.77 mi (8,574.22 km) |
| Slupca to Four Corners (Texas) | 5,503.66 mi (8,857.29 km) |
| Slupca to Four Square Mile (Colorado) | 5,215.78 mi (8,393.98 km) |
| Slupca to Fox Crossing (Wisconsin) | 4,465.23 mi (7,186.09 km) |
| Slupca to Fox Lake (Illinois) | 4,550.54 mi (7,323.39 km) |
| Slupca to Framingham (Massachusetts) | 3,969.17 mi (6,387.75 km) |
| Slupca to Franconia (Virginia) | 4,354.28 mi (7,007.54 km) |
