| Ronkonkoma to Home Gardens (California) | 2,457.91 mi (3,955.63 km) |
| Ronkonkoma to Homer Glen (Illinois) | 771.69 mi (1,241.92 km) |
| Ronkonkoma to Homestead (Florida) | 1,140.14 mi (1,834.89 km) |
| Ronkonkoma to Homewood (Alabama) | 906.87 mi (1,459.47 km) |
| Ronkonkoma to Homewood (Illinois) | 756.82 mi (1,217.98 km) |
| Ronkonkoma to Homosassa Springs (Florida) | 984.37 mi (1,584.20 km) |
| Ronkonkoma to Honeygo (Maryland) | 199.51 mi (321.08 km) |
| Ronkonkoma to Honolulu (Hawaii) | 5,001.59 mi (8,049.28 km) |
| Ronkonkoma to Hoover (Alabama) | 910.42 mi (1,465.18 km) |
| Ronkonkoma to Hopatcong (New Jersey) | 80.84 mi (130.11 km) |
| Ronkonkoma to Hope Mills (North Carolina) | 513.20 mi (825.91 km) |
| Ronkonkoma to Hopewell (Virginia) | 330.14 mi (531.32 km) |
| Ronkonkoma to Hopkins (Minnesota) | 1,062.67 mi (1,710.20 km) |
| Ronkonkoma to Hopkinsville (Kentucky) | 818.60 mi (1,317.41 km) |
| Ronkonkoma to Horizon City (Texas) | 1,933.98 mi (3,112.44 km) |
