| Slidell to Hickory Hills (Illinois) | 797.61 mi (1,283.63 km) |
| Slidell to Hicksville (New York) | 1,162.68 mi (1,871.15 km) |
| Slidell to Hidalgo (Texas) | 590.49 mi (950.30 km) |
| Slidell to High Point (North Carolina) | 689.30 mi (1,109.32 km) |
| Slidell to Highland (California) | 1,617.59 mi (2,603.27 km) |
| Slidell to Highland (Illinois) | 585.35 mi (942.03 km) |
| Slidell to Highland (Indiana) | 788.67 mi (1,269.24 km) |
| Slidell to Highland (Utah) | 1,418.75 mi (2,283.26 km) |
| Slidell to Highland City (Florida) | 503.28 mi (809.96 km) |
| Slidell to Highland Park (Illinois) | 829.02 mi (1,334.18 km) |
| Slidell to Highland Park (New Jersey) | 1,113.22 mi (1,791.55 km) |
| Slidell to Highland Springs (Virginia) | 871.48 mi (1,402.50 km) |
| Slidell to Highland Village (Texas) | 469.50 mi (755.59 km) |
| Slidell to Highlands Ranch (Colorado) | 1,069.49 mi (1,721.18 km) |
| Slidell to Hillcrest (California) | 1,723.30 mi (2,773.39 km) |
