| Decin to Cologno al Serio | 413.96 mi (666.20 km) |
| Decin to Cologno Monzese | 427.24 mi (687.57 km) |
| Decin to Colorno | 440.40 mi (708.75 km) |
| Decin to Comacchio | 429.90 mi (691.85 km) |
| Decin to Comiso | 955.33 mi (1,537.45 km) |
| Decin to Como | 415.45 mi (668.60 km) |
| Decin to Concordia Sagittaria | 351.42 mi (565.56 km) |
| Decin to Concorezzo | 422.19 mi (679.45 km) |
| Decin to Conegliano | 348.70 mi (561.17 km) |
| Decin to Conselice | 446.02 mi (717.80 km) |
| Decin to Conselve | 397.60 mi (639.88 km) |
| Decin to Conversano | 691.86 mi (1,113.44 km) |
| Decin to Copertino | 749.27 mi (1,205.84 km) |
| Decin to Copparo | 420.30 mi (676.41 km) |
| Decin to Corato | 673.22 mi (1,083.44 km) |
