| Douglas to Castelfiorentino | 1,062.55 mi (1,710.01 km) |
| Douglas to Castelfranco di Sopra | 1,084.52 mi (1,745.36 km) |
| Douglas to Castelfranco di Sotto | 1,049.79 mi (1,689.48 km) |
| Douglas to Castelfranco Emilia | 1,023.66 mi (1,647.42 km) |
| Douglas to Castelfranco Veneto | 1,017.43 mi (1,637.39 km) |
| Douglas to Castellabate | 1,368.00 mi (2,201.59 km) |
| Douglas to Castellammare del Golfo | 1,405.25 mi (2,261.53 km) |
| Douglas to Castellammare di Stabia | 1,330.22 mi (2,140.78 km) |
| Douglas to Castellamonte | 860.38 mi (1,384.65 km) |
| Douglas to Castellana Grotte | 1,426.00 mi (2,294.92 km) |
| Douglas to Castellaneta | 1,428.16 mi (2,298.40 km) |
| Douglas to Castellanza | 897.29 mi (1,444.05 km) |
| Douglas to Castellarano | 1,014.23 mi (1,632.25 km) |
| Douglas to Castelleone | 944.17 mi (1,519.49 km) |
| Douglas to Castelletto sopra Ticino | 882.78 mi (1,420.69 km) |
