| Romeoville to West St. Paul (Minnesota) | 337.48 mi (543.13 km) |
| Romeoville to West University Place (Texas) | 919.56 mi (1,479.90 km) |
| Romeoville to West Valley City (Utah) | 1,241.62 mi (1,998.19 km) |
| Romeoville to West Whittier-Los Nietos (California) | 1,709.41 mi (2,751.03 km) |
| Romeoville to Westbrook (Maine) | 911.01 mi (1,466.13 km) |
| Romeoville to Westbury (New York) | 755.91 mi (1,216.52 km) |
| Romeoville to Westchase (Florida) | 987.46 mi (1,589.17 km) |
| Romeoville to Westchester (Florida) | 1,183.16 mi (1,904.11 km) |
| Romeoville to Westchester (Illinois) | 18.49 mi (29.75 km) |
| Romeoville to Western Springs (Illinois) | 15.63 mi (25.15 km) |
| Romeoville to Westerville (Ohio) | 289.85 mi (466.46 km) |
| Romeoville to Westfield (Indiana) | 150.14 mi (241.62 km) |
| Romeoville to Westfield (Massachusetts) | 788.97 mi (1,269.73 km) |
| Romeoville to Westfield (New Jersey) | 718.22 mi (1,155.86 km) |
| Romeoville to Westlake (Ohio) | 319.26 mi (513.81 km) |
