| Round Lake Beach to Horizon West (Florida) | 1,028.71 mi (1,655.54 km) |
| Round Lake Beach to Hormigueros (Puerto Rico) | 2,077.65 mi (3,343.65 km) |
| Round Lake Beach to Horn Lake (Mississippi) | 524.05 mi (843.38 km) |
| Round Lake Beach to Hot Springs (Arkansas) | 607.58 mi (977.81 km) |
| Round Lake Beach to Hot Springs Village (Arkansas) | 595.03 mi (957.61 km) |
| Round Lake Beach to Houma (Louisiana) | 896.30 mi (1,442.45 km) |
| Round Lake Beach to Houston (Texas) | 960.08 mi (1,545.09 km) |
| Round Lake Beach to Howard (Wisconsin) | 151.40 mi (243.65 km) |
| Round Lake Beach to Huber Heights (Ohio) | 270.07 mi (434.63 km) |
| Round Lake Beach to Hudson (Florida) | 1,014.59 mi (1,632.83 km) |
| Round Lake Beach to Hudson (Ohio) | 350.81 mi (564.58 km) |
| Round Lake Beach to Hudson (Wisconsin) | 293.01 mi (471.55 km) |
| Round Lake Beach to Hueytown (Alabama) | 621.42 mi (1,000.07 km) |
| Round Lake Beach to Hugo (Minnesota) | 310.27 mi (499.33 km) |
| Round Lake Beach to Humacao (Puerto Rico) | 2,123.04 mi (3,416.70 km) |
