| Castalla to Wallington | 882.56 mi (1,420.34 km) |
| Castalla to Wallsend | 1,133.45 mi (1,824.11 km) |
| Castalla to Walsall | 968.18 mi (1,558.14 km) |
| Castalla to Walsall Wood | 971.32 mi (1,563.18 km) |
| Castalla to Waltham Abbey | 904.87 mi (1,456.24 km) |
| Castalla to Waltham Cross | 904.91 mi (1,456.31 km) |
| Castalla to Walthamstow | 897.89 mi (1,445.01 km) |
| Castalla to Walton upon Thames | 883.80 mi (1,422.34 km) |
| Castalla to Walton-on-the-Naze | 920.34 mi (1,481.14 km) |
| Castalla to Wandsworth | 888.72 mi (1,430.26 km) |
| Castalla to Wanstead | 897.54 mi (1,444.46 km) |
| Castalla to Wantage | 898.43 mi (1,445.88 km) |
| Castalla to Ware | 913.53 mi (1,470.19 km) |
| Castalla to Warfield | 887.53 mi (1,428.34 km) |
| Castalla to Warminster | 874.23 mi (1,406.93 km) |
