| East Islip to Fortuna Foothills (Arizona) | 2,327.59 mi (3,745.89 km) |
| East Islip to Foster City (California) | 2,604.92 mi (4,192.22 km) |
| East Islip to Fostoria (Ohio) | 534.19 mi (859.70 km) |
| East Islip to Fountain (Colorado) | 1,671.09 mi (2,689.35 km) |
| East Islip to Fountain Hills (Arizona) | 2,160.64 mi (3,477.22 km) |
| East Islip to Fountain Inn (South Carolina) | 644.45 mi (1,037.14 km) |
| East Islip to Fountain Valley (California) | 2,482.76 mi (3,995.62 km) |
| East Islip to Fountainebleau (Florida) | 1,111.88 mi (1,789.40 km) |
| East Islip to Four Corners (Oregon) | 2,499.69 mi (4,022.86 km) |
| East Islip to Four Corners (Texas) | 1,474.43 mi (2,372.87 km) |
| East Islip to Four Square Mile (Colorado) | 1,665.34 mi (2,680.11 km) |
| East Islip to Fox Crossing (Wisconsin) | 814.36 mi (1,310.59 km) |
| East Islip to Fox Lake (Illinois) | 782.96 mi (1,260.05 km) |
| East Islip to Framingham (Massachusetts) | 141.97 mi (228.48 km) |
| East Islip to Franconia (Virginia) | 250.58 mi (403.28 km) |
