| Suffolk to Castelfidardo | 4,549.59 mi (7,321.86 km) |
| Suffolk to Castelfiorentino | 4,430.92 mi (7,130.88 km) |
| Suffolk to Castelfranco di Sopra | 4,456.49 mi (7,172.03 km) |
| Suffolk to Castelfranco di Sotto | 4,418.13 mi (7,110.29 km) |
| Suffolk to Castelfranco Emilia | 4,403.59 mi (7,086.89 km) |
| Suffolk to Castelfranco Veneto | 4,408.71 mi (7,095.13 km) |
| Suffolk to Castellabate | 4,720.86 mi (7,597.50 km) |
| Suffolk to Castellammare del Golfo | 4,703.50 mi (7,569.56 km) |
| Suffolk to Castellammare di Stabia | 4,684.95 mi (7,539.70 km) |
| Suffolk to Castellamonte | 4,232.94 mi (6,812.25 km) |
| Suffolk to Castellana Grotte | 4,799.18 mi (7,723.54 km) |
| Suffolk to Castellaneta | 4,797.72 mi (7,721.18 km) |
| Suffolk to Castellanza | 4,278.38 mi (6,885.39 km) |
| Suffolk to Castellarano | 4,392.66 mi (7,069.30 km) |
| Suffolk to Castelleone | 4,325.58 mi (6,961.35 km) |
