| Aci Castello to Cologno al Serio | 621.64 mi (1,000.43 km) |
| Aci Castello to Cologno Monzese | 628.50 mi (1,011.47 km) |
| Aci Castello to Colorno | 566.36 mi (911.47 km) |
| Aci Castello to Comacchio | 517.05 mi (832.11 km) |
| Aci Castello to Comiso | 51.50 mi (82.87 km) |
| Aci Castello to Como | 649.97 mi (1,046.02 km) |
| Aci Castello to Concordia Sagittaria | 579.51 mi (932.63 km) |
| Aci Castello to Concorezzo | 630.71 mi (1,015.03 km) |
| Aci Castello to Conegliano | 593.97 mi (955.90 km) |
| Aci Castello to Conselice | 510.89 mi (822.20 km) |
| Aci Castello to Conselve | 556.91 mi (896.26 km) |
| Aci Castello to Conversano | 258.17 mi (415.49 km) |
| Aci Castello to Copertino | 243.83 mi (392.40 km) |
| Aci Castello to Copparo | 535.72 mi (862.16 km) |
| Aci Castello to Corato | 257.22 mi (413.96 km) |
