| East Islip to Friendswood (Texas) | 1,459.19 mi (2,348.34 km) |
| East Islip to Frisco (Texas) | 1,400.56 mi (2,253.98 km) |
| East Islip to Front Royal (Virginia) | 292.80 mi (471.22 km) |
| East Islip to Fruit Cove (Florida) | 873.44 mi (1,405.66 km) |
| East Islip to Fruita (Colorado) | 1,873.17 mi (3,014.58 km) |
| East Islip to Fruitville (Florida) | 1,065.41 mi (1,714.61 km) |
| East Islip to Fuller Heights (Florida) | 1,016.17 mi (1,635.37 km) |
| East Islip to Fullerton (California) | 2,476.57 mi (3,985.65 km) |
| East Islip to Fullerton (Pennsylvania) | 120.51 mi (193.94 km) |
| East Islip to Fulshear (Texas) | 1,484.06 mi (2,388.36 km) |
| East Islip to Fulton (Missouri) | 1,002.59 mi (1,613.52 km) |
| East Islip to Fulton (New York) | 243.97 mi (392.64 km) |
| East Islip to Fuquay-Varina (North Carolina) | 466.59 mi (750.90 km) |
| East Islip to Gadsden (Alabama) | 842.22 mi (1,355.42 km) |
| East Islip to Gaffney (South Carolina) | 604.15 mi (972.29 km) |
