| Allonnes to Cologno al Serio | 480.14 mi (772.72 km) |
| Allonnes to Cologno Monzese | 463.05 mi (745.21 km) |
| Allonnes to Colorno | 529.37 mi (851.93 km) |
| Allonnes to Comacchio | 615.59 mi (990.69 km) |
| Allonnes to Comiso | 1,055.54 mi (1,698.72 km) |
| Allonnes to Como | 446.74 mi (718.96 km) |
| Allonnes to Concordia Sagittaria | 617.64 mi (993.99 km) |
| Allonnes to Concorezzo | 463.85 mi (746.50 km) |
| Allonnes to Conegliano | 589.77 mi (949.15 km) |
| Allonnes to Conselice | 605.84 mi (975.01 km) |
| Allonnes to Conselve | 586.27 mi (943.51 km) |
| Allonnes to Conversano | 962.90 mi (1,549.63 km) |
| Allonnes to Copertino | 1,031.00 mi (1,659.23 km) |
| Allonnes to Copparo | 594.16 mi (956.20 km) |
| Allonnes to Corato | 925.23 mi (1,489.02 km) |
