| Cloppenburg to Cologno al Serio | 507.54 mi (816.80 km) |
| Cloppenburg to Cologno Monzese | 508.87 mi (818.95 km) |
| Cloppenburg to Colorno | 557.09 mi (896.54 km) |
| Cloppenburg to Comacchio | 593.47 mi (955.11 km) |
| Cloppenburg to Comiso | 1,143.22 mi (1,839.84 km) |
| Cloppenburg to Como | 488.61 mi (786.35 km) |
| Cloppenburg to Concordia Sagittaria | 534.75 mi (860.60 km) |
| Cloppenburg to Concorezzo | 504.96 mi (812.66 km) |
| Cloppenburg to Conegliano | 517.45 mi (832.75 km) |
| Cloppenburg to Conselice | 600.87 mi (967.00 km) |
| Cloppenburg to Conselve | 553.72 mi (891.13 km) |
| Cloppenburg to Conversano | 924.21 mi (1,487.38 km) |
| Cloppenburg to Copertino | 988.61 mi (1,591.02 km) |
| Cloppenburg to Copparo | 575.36 mi (925.95 km) |
| Cloppenburg to Corato | 897.64 mi (1,444.62 km) |
