| Viersen to Cologno al Serio | 420.08 mi (676.06 km) |
| Viersen to Cologno Monzese | 417.14 mi (671.32 km) |
| Viersen to Colorno | 473.83 mi (762.56 km) |
| Viersen to Comacchio | 525.75 mi (846.11 km) |
| Viersen to Comiso | 1,067.35 mi (1,717.74 km) |
| Viersen to Como | 395.80 mi (636.98 km) |
| Viersen to Concordia Sagittaria | 480.33 mi (773.02 km) |
| Viersen to Concorezzo | 413.96 mi (666.21 km) |
| Viersen to Conegliano | 458.36 mi (737.66 km) |
| Viersen to Conselice | 529.06 mi (851.44 km) |
| Viersen to Conselve | 486.00 mi (782.15 km) |
| Viersen to Conversano | 875.01 mi (1,408.20 km) |
| Viersen to Copertino | 942.04 mi (1,516.06 km) |
| Viersen to Copparo | 505.48 mi (813.49 km) |
| Viersen to Corato | 844.71 mi (1,359.43 km) |
