| Gretna to Wallingford | 4,585.57 mi (7,379.77 km) |
| Gretna to Wallington | 4,630.91 mi (7,452.73 km) |
| Gretna to Wallsend | 4,496.89 mi (7,237.05 km) |
| Gretna to Walsall | 4,529.73 mi (7,289.89 km) |
| Gretna to Walsall Wood | 4,530.71 mi (7,291.47 km) |
| Gretna to Waltham Abbey | 4,629.16 mi (7,449.92 km) |
| Gretna to Waltham Cross | 4,627.78 mi (7,447.69 km) |
| Gretna to Walthamstow | 4,630.64 mi (7,452.30 km) |
| Gretna to Walton upon Thames | 4,619.31 mi (7,434.06 km) |
| Gretna to Walton-on-the-Naze | 4,676.20 mi (7,525.61 km) |
| Gretna to Wandsworth | 4,626.72 mi (7,445.98 km) |
| Gretna to Wanstead | 4,632.79 mi (7,455.75 km) |
| Gretna to Wantage | 4,573.53 mi (7,360.38 km) |
| Gretna to Ware | 4,624.95 mi (7,443.14 km) |
| Gretna to Warfield | 4,604.88 mi (7,410.84 km) |
