| Romeoville to Bonham (Texas) | 709.90 mi (1,142.47 km) |
| Romeoville to Bonita (California) | 1,699.46 mi (2,735.02 km) |
| Romeoville to Bonita Springs (Florida) | 1,114.88 mi (1,794.22 km) |
| Romeoville to Bonney Lake (Washington) | 1,710.34 mi (2,752.53 km) |
| Romeoville to Boone (Iowa) | 298.74 mi (480.78 km) |
| Romeoville to Boone (North Carolina) | 509.45 mi (819.88 km) |
| Romeoville to Borger (Texas) | 826.57 mi (1,330.24 km) |
| Romeoville to Bossier City (Louisiana) | 699.82 mi (1,126.26 km) |
| Romeoville to Boston (Massachusetts) | 873.80 mi (1,406.25 km) |
| Romeoville to Bostonia (California) | 1,690.09 mi (2,719.94 km) |
| Romeoville to Bothell (Washington) | 1,712.65 mi (2,756.25 km) |
| Romeoville to Bothell East (Washington) | 1,711.79 mi (2,754.86 km) |
| Romeoville to Bothell West (Washington) | 1,714.37 mi (2,759.02 km) |
| Romeoville to Boulder (Colorado) | 902.09 mi (1,451.77 km) |
| Romeoville to Boulder City (Nevada) | 1,493.35 mi (2,403.31 km) |
