| Romeoville to Hickory Hills (Illinois) | 15.42 mi (24.82 km) |
| Romeoville to Hicksville (New York) | 759.20 mi (1,221.82 km) |
| Romeoville to Hidalgo (Texas) | 1,218.18 mi (1,960.48 km) |
| Romeoville to High Point (North Carolina) | 584.62 mi (940.85 km) |
| Romeoville to Highland (California) | 1,659.01 mi (2,669.92 km) |
| Romeoville to Highland (Illinois) | 215.24 mi (346.39 km) |
| Romeoville to Highland (Indiana) | 33.62 mi (54.10 km) |
| Romeoville to Highland (Utah) | 1,233.99 mi (1,985.91 km) |
| Romeoville to Highland City (Florida) | 1,007.48 mi (1,621.38 km) |
| Romeoville to Highland Park (Illinois) | 40.84 mi (65.73 km) |
| Romeoville to Highland Park (New Jersey) | 715.70 mi (1,151.80 km) |
| Romeoville to Highland Springs (Virginia) | 638.40 mi (1,027.41 km) |
| Romeoville to Highland Village (Texas) | 767.56 mi (1,235.26 km) |
| Romeoville to Highlands Ranch (Colorado) | 895.44 mi (1,441.08 km) |
| Romeoville to Hillcrest (California) | 1,713.46 mi (2,757.55 km) |
