| Detroit to Castelfidardo | 4,582.23 mi (7,374.39 km) |
| Detroit to Castelfiorentino | 4,472.31 mi (7,197.48 km) |
| Detroit to Castelfranco di Sopra | 4,495.43 mi (7,234.70 km) |
| Detroit to Castelfranco di Sotto | 4,459.47 mi (7,176.83 km) |
| Detroit to Castelfranco Emilia | 4,436.04 mi (7,139.11 km) |
| Detroit to Castelfranco Veneto | 4,428.64 mi (7,127.20 km) |
| Detroit to Castellabate | 4,773.92 mi (7,682.88 km) |
| Detroit to Castellammare del Golfo | 4,783.38 mi (7,698.10 km) |
| Detroit to Castellammare di Stabia | 4,736.63 mi (7,622.86 km) |
| Detroit to Castellamonte | 4,270.44 mi (6,872.61 km) |
| Detroit to Castellana Grotte | 4,838.10 mi (7,786.16 km) |
| Detroit to Castellaneta | 4,839.59 mi (7,788.57 km) |
| Detroit to Castellanza | 4,309.61 mi (6,935.64 km) |
| Detroit to Castellarano | 4,426.37 mi (7,123.55 km) |
| Detroit to Castelleone | 4,356.61 mi (7,011.28 km) |
