| Romeoville to Buena Park (California) | 1,709.84 mi (2,751.73 km) |
| Romeoville to Buenaventura Lakes (Florida) | 994.09 mi (1,599.83 km) |
| Romeoville to Buffalo (Minnesota) | 379.06 mi (610.03 km) |
| Romeoville to Buffalo (New York) | 480.82 mi (773.80 km) |
| Romeoville to Buffalo Grove (Illinois) | 37.69 mi (60.66 km) |
| Romeoville to Buford (Georgia) | 565.20 mi (909.60 km) |
| Romeoville to Bull Run (Virginia) | 591.52 mi (951.96 km) |
| Romeoville to Bullhead City (Arizona) | 1,494.61 mi (2,405.35 km) |
| Romeoville to Burbank (California) | 1,715.87 mi (2,761.43 km) |
| Romeoville to Burbank (Illinois) | 18.77 mi (30.21 km) |
| Romeoville to Burien (Washington) | 1,718.50 mi (2,765.65 km) |
| Romeoville to Burkburnett (Texas) | 772.71 mi (1,243.55 km) |
| Romeoville to Burke (Virginia) | 604.38 mi (972.65 km) |
| Romeoville to Burke Centre (Virginia) | 602.21 mi (969.17 km) |
| Romeoville to Burleson (Texas) | 808.75 mi (1,301.56 km) |
