| Round Rock to Warminster | 4,826.84 mi (7,768.06 km) |
| Round Rock to Warrington | 4,750.76 mi (7,645.60 km) |
| Round Rock to Warsop | 4,810.52 mi (7,741.78 km) |
| Round Rock to Warwick | 4,819.65 mi (7,756.48 km) |
| Round Rock to Washington | 4,749.64 mi (7,643.81 km) |
| Round Rock to Waterlooville | 4,881.66 mi (7,856.27 km) |
| Round Rock to Watford | 4,883.85 mi (7,859.80 km) |
| Round Rock to Wath upon Dearne | 4,794.87 mi (7,716.59 km) |
| Round Rock to Wealdstone | 4,887.94 mi (7,866.38 km) |
| Round Rock to Wednesfield | 4,791.74 mi (7,711.55 km) |
| Round Rock to Welling | 4,909.26 mi (7,900.69 km) |
| Round Rock to Wellingborough | 4,853.65 mi (7,811.20 km) |
| Round Rock to Wellington | 4,791.77 mi (7,711.61 km) |
| Round Rock to Wellington | 4,772.33 mi (7,680.32 km) |
| Round Rock to Wells | 4,808.35 mi (7,738.30 km) |
