| West Boldon to Castelfidardo | 1,038.15 mi (1,670.75 km) |
| West Boldon to Castelfiorentino | 959.92 mi (1,544.84 km) |
| West Boldon to Castelfranco di Sopra | 973.98 mi (1,567.48 km) |
| West Boldon to Castelfranco di Sotto | 948.43 mi (1,526.35 km) |
| West Boldon to Castelfranco Emilia | 903.85 mi (1,454.60 km) |
| West Boldon to Castelfranco Veneto | 868.50 mi (1,397.71 km) |
| West Boldon to Castellabate | 1,262.17 mi (2,031.26 km) |
| West Boldon to Castellammare del Golfo | 1,347.12 mi (2,167.98 km) |
| West Boldon to Castellammare di Stabia | 1,224.74 mi (1,971.02 km) |
| West Boldon to Castellamonte | 773.61 mi (1,245.00 km) |
| West Boldon to Castellana Grotte | 1,290.51 mi (2,076.87 km) |
| West Boldon to Castellaneta | 1,297.80 mi (2,088.61 km) |
| West Boldon to Castellanza | 788.08 mi (1,268.30 km) |
| West Boldon to Castellarano | 898.36 mi (1,445.77 km) |
| West Boldon to Castelleone | 828.98 mi (1,334.11 km) |
