| Ariano Irpino to Cologno al Serio | 408.43 mi (657.30 km) |
| Ariano Irpino to Cologno Monzese | 420.09 mi (676.07 km) |
| Ariano Irpino to Colorno | 352.99 mi (568.08 km) |
| Ariano Irpino to Comacchio | 285.74 mi (459.86 km) |
| Ariano Irpino to Comiso | 291.57 mi (469.23 km) |
| Ariano Irpino to Como | 440.34 mi (708.66 km) |
| Ariano Irpino to Concordia Sagittaria | 337.95 mi (543.87 km) |
| Ariano Irpino to Concorezzo | 421.05 mi (677.61 km) |
| Ariano Irpino to Conegliano | 355.67 mi (572.40 km) |
| Ariano Irpino to Conselice | 284.95 mi (458.59 km) |
| Ariano Irpino to Conselve | 325.25 mi (523.44 km) |
| Ariano Irpino to Conversano | 106.42 mi (171.27 km) |
| Ariano Irpino to Copertino | 166.72 mi (268.31 km) |
| Ariano Irpino to Copparo | 306.65 mi (493.51 km) |
| Ariano Irpino to Corato | 68.21 mi (109.77 km) |
