| Romeoville to Leawood (Kansas) | 392.02 mi (630.89 km) |
| Romeoville to Lebanon (Indiana) | 140.01 mi (225.32 km) |
| Romeoville to Lebanon (Missouri) | 365.57 mi (588.33 km) |
| Romeoville to Lebanon (New Hampshire) | 816.01 mi (1,313.25 km) |
| Romeoville to Lebanon (Ohio) | 254.70 mi (409.91 km) |
| Romeoville to Lebanon (Oregon) | 1,754.50 mi (2,823.60 km) |
| Romeoville to Lebanon (Pennsylvania) | 615.02 mi (989.78 km) |
| Romeoville to Lebanon (Tennessee) | 386.64 mi (622.24 km) |
| Romeoville to Lee's Summit (Missouri) | 380.44 mi (612.25 km) |
| Romeoville to Leeds (Alabama) | 565.10 mi (909.44 km) |
| Romeoville to Leesburg (Florida) | 954.68 mi (1,536.41 km) |
| Romeoville to Leesburg (Virginia) | 581.46 mi (935.77 km) |
| Romeoville to Lehi (Utah) | 1,238.14 mi (1,992.59 km) |
| Romeoville to Lehigh Acres (Florida) | 1,100.74 mi (1,771.46 km) |
| Romeoville to Leisure City (Florida) | 1,197.88 mi (1,927.80 km) |
