| Romeoville to Warminster | 3,907.69 mi (6,288.82 km) |
| Romeoville to Warrington | 3,826.19 mi (6,157.65 km) |
| Romeoville to Warsop | 3,885.48 mi (6,253.08 km) |
| Romeoville to Warwick | 3,897.11 mi (6,271.79 km) |
| Romeoville to Washington | 3,821.38 mi (6,149.92 km) |
| Romeoville to Waterlooville | 3,962.43 mi (6,376.91 km) |
| Romeoville to Watford | 3,962.00 mi (6,376.22 km) |
| Romeoville to Wath upon Dearne | 3,869.28 mi (6,227.01 km) |
| Romeoville to Wealdstone | 3,966.19 mi (6,382.97 km) |
| Romeoville to Wednesfield | 3,868.74 mi (6,226.14 km) |
| Romeoville to Welling | 3,987.50 mi (6,417.27 km) |
| Romeoville to Wellingborough | 3,930.43 mi (6,325.41 km) |
| Romeoville to Wellington | 3,874.21 mi (6,234.94 km) |
| Romeoville to Wellington | 3,849.38 mi (6,194.98 km) |
| Romeoville to Wells | 3,889.58 mi (6,259.68 km) |
