| Southend to Castelfidardo | 817.00 mi (1,314.83 km) |
| Southend to Castelfiorentino | 726.82 mi (1,169.71 km) |
| Southend to Castelfranco di Sopra | 743.79 mi (1,197.01 km) |
| Southend to Castelfranco di Sotto | 714.77 mi (1,150.30 km) |
| Southend to Castelfranco Emilia | 676.12 mi (1,088.12 km) |
| Southend to Castelfranco Veneto | 653.10 mi (1,051.06 km) |
| Southend to Castellabate | 1,033.25 mi (1,662.86 km) |
| Southend to Castellammare del Golfo | 1,105.46 mi (1,779.06 km) |
| Southend to Castellammare di Stabia | 995.39 mi (1,601.93 km) |
| Southend to Castellamonte | 532.89 mi (857.61 km) |
| Southend to Castellana Grotte | 1,073.45 mi (1,727.55 km) |
| Southend to Castellaneta | 1,078.59 mi (1,735.83 km) |
| Southend to Castellanza | 554.48 mi (892.35 km) |
| Southend to Castellarano | 669.05 mi (1,076.74 km) |
| Southend to Castelleone | 598.28 mi (962.83 km) |
