| Signa to Castelfidardo | 124.31 mi (200.06 km) |
| Signa to Castelfiorentino | 14.31 mi (23.03 km) |
| Signa to Castelfranco di Sopra | 25.41 mi (40.90 km) |
| Signa to Castelfranco di Sotto | 18.39 mi (29.60 km) |
| Signa to Castelfranco Emilia | 56.25 mi (90.52 km) |
| Signa to Castelfranco Veneto | 136.41 mi (219.52 km) |
| Signa to Castellabate | 312.53 mi (502.97 km) |
| Signa to Castellammare del Golfo | 408.46 mi (657.35 km) |
| Signa to Castellammare di Stabia | 274.61 mi (441.94 km) |
| Signa to Castellamonte | 199.97 mi (321.81 km) |
| Signa to Castellana Grotte | 368.85 mi (593.61 km) |
| Signa to Castellaneta | 369.30 mi (594.33 km) |
| Signa to Castellanza | 166.48 mi (267.93 km) |
| Signa to Castellarano | 56.36 mi (90.70 km) |
| Signa to Castelleone | 123.57 mi (198.86 km) |
