| Ronkonkoma to Finneytown (Ohio) | 612.20 mi (985.24 km) |
| Ronkonkoma to Firestone (Colorado) | 1,663.90 mi (2,677.79 km) |
| Ronkonkoma to Fish Hawk (Florida) | 1,033.01 mi (1,662.46 km) |
| Ronkonkoma to Fishers (Indiana) | 677.77 mi (1,090.76 km) |
| Ronkonkoma to Fitchburg (Massachusetts) | 140.76 mi (226.53 km) |
| Ronkonkoma to Fitchburg (Wisconsin) | 850.41 mi (1,368.60 km) |
| Ronkonkoma to Five Corners (Washington) | 2,471.53 mi (3,977.55 km) |
| Ronkonkoma to Five Forks (South Carolina) | 646.35 mi (1,040.20 km) |
| Ronkonkoma to Flagstaff (Arizona) | 2,114.21 mi (3,402.50 km) |
| Ronkonkoma to Flat Rock (Michigan) | 532.71 mi (857.32 km) |
| Ronkonkoma to Fleming Island (Florida) | 882.51 mi (1,420.27 km) |
| Ronkonkoma to Flint (Michigan) | 564.13 mi (907.88 km) |
| Ronkonkoma to Floral Park (New York) | 30.78 mi (49.53 km) |
| Ronkonkoma to Florence (Alabama) | 892.96 mi (1,437.08 km) |
| Ronkonkoma to Florence (Arizona) | 2,163.34 mi (3,481.57 km) |
