| Widnau to Castelfidardo | 331.46 mi (533.44 km) |
| Widnau to Castelfiorentino | 270.35 mi (435.08 km) |
| Widnau to Castelfranco di Sopra | 277.03 mi (445.83 km) |
| Widnau to Castelfranco di Sotto | 261.26 mi (420.46 km) |
| Widnau to Castelfranco Emilia | 205.29 mi (330.39 km) |
| Widnau to Castelfranco Veneto | 162.12 mi (260.91 km) |
| Widnau to Castellabate | 558.55 mi (898.90 km) |
| Widnau to Castellammare del Golfo | 668.12 mi (1,075.24 km) |
| Widnau to Castellammare di Stabia | 521.82 mi (839.78 km) |
| Widnau to Castellamonte | 166.77 mi (268.40 km) |
| Widnau to Castellana Grotte | 584.44 mi (940.56 km) |
| Widnau to Castellaneta | 591.16 mi (951.38 km) |
| Widnau to Castellanza | 128.03 mi (206.05 km) |
| Widnau to Castellarano | 203.37 mi (327.30 km) |
| Widnau to Castelleone | 145.49 mi (234.15 km) |
