| Romeoville to Spout Springs (North Carolina) | 657.90 mi (1,058.78 km) |
| Romeoville to Spring (Texas) | 896.64 mi (1,443.01 km) |
| Romeoville to Spring Creek (Nevada) | 1,425.07 mi (2,293.42 km) |
| Romeoville to Spring Hill (Florida) | 961.19 mi (1,546.89 km) |
| Romeoville to Spring Hill (Tennessee) | 411.83 mi (662.78 km) |
| Romeoville to Spring Lake (North Carolina) | 663.66 mi (1,068.06 km) |
| Romeoville to Spring Valley (California) | 1,694.51 mi (2,727.05 km) |
| Romeoville to Spring Valley (Nevada) | 1,503.72 mi (2,420.01 km) |
| Romeoville to Spring Valley (New York) | 728.60 mi (1,172.57 km) |
| Romeoville to Springboro (Ohio) | 248.10 mi (399.28 km) |
| Romeoville to Springdale (Arkansas) | 497.15 mi (800.09 km) |
| Romeoville to Springdale (New Jersey) | 696.97 mi (1,121.67 km) |
| Romeoville to Springdale (Ohio) | 249.85 mi (402.10 km) |
| Romeoville to Springfield (Illinois) | 152.18 mi (244.91 km) |
| Romeoville to Springfield (Massachusetts) | 800.13 mi (1,287.69 km) |
