| Syosset to Hillcrest Heights (Maryland) | 228.95 mi (368.46 km) |
| Syosset to Hilliard (Ohio) | 510.46 mi (821.50 km) |
| Syosset to Hillsboro (Oregon) | 2,472.47 mi (3,979.06 km) |
| Syosset to Hillsborough (California) | 2,592.23 mi (4,171.79 km) |
| Syosset to Hillsborough (New Jersey) | 63.95 mi (102.92 km) |
| Syosset to Hilo (Hawaii) | 4,910.11 mi (7,902.06 km) |
| Syosset to Hilton Head Island (South Carolina) | 718.59 mi (1,156.46 km) |
| Syosset to Hinesville (Georgia) | 767.21 mi (1,234.70 km) |
| Syosset to Hinsdale (Illinois) | 750.88 mi (1,208.42 km) |
| Syosset to Hobart (Indiana) | 717.15 mi (1,154.14 km) |
| Syosset to Hobbs (New Mexico) | 1,724.15 mi (2,774.75 km) |
| Syosset to Hobe Sound (Florida) | 1,022.15 mi (1,645.00 km) |
| Syosset to Hoboken (New Jersey) | 27.95 mi (44.99 km) |
| Syosset to Hockessin (Delaware) | 135.18 mi (217.55 km) |
| Syosset to Hoffman Estates (Illinois) | 762.48 mi (1,227.09 km) |
