| Middlesex to Wallingford | 3,444.70 mi (5,543.71 km) |
| Middlesex to Wallington | 3,490.01 mi (5,616.62 km) |
| Middlesex to Wallsend | 3,362.79 mi (5,411.89 km) |
| Middlesex to Walsall | 3,390.05 mi (5,455.75 km) |
| Middlesex to Walsall Wood | 3,391.12 mi (5,457.48 km) |
| Middlesex to Waltham Abbey | 3,488.72 mi (5,614.55 km) |
| Middlesex to Waltham Cross | 3,487.33 mi (5,612.31 km) |
| Middlesex to Walthamstow | 3,490.05 mi (5,616.70 km) |
| Middlesex to Walton upon Thames | 3,478.36 mi (5,597.87 km) |
| Middlesex to Walton-on-the-Naze | 3,536.41 mi (5,691.30 km) |
| Middlesex to Wandsworth | 3,485.91 mi (5,610.03 km) |
| Middlesex to Wanstead | 3,492.21 mi (5,620.17 km) |
| Middlesex to Wantage | 3,432.56 mi (5,524.17 km) |
| Middlesex to Ware | 3,484.68 mi (5,608.05 km) |
| Middlesex to Warfield | 3,463.92 mi (5,574.63 km) |
