| Bonn to Carovigno | 858.65 mi (1,381.86 km) |
| Bonn to Carpenedolo | 401.45 mi (646.07 km) |
| Bonn to Carpi | 446.94 mi (719.28 km) |
| Bonn to Carrara | 480.57 mi (773.41 km) |
| Bonn to Carugate | 372.59 mi (599.63 km) |
| Bonn to Casal di Principe | 750.97 mi (1,208.57 km) |
| Bonn to Casale Monferrato | 391.92 mi (630.73 km) |
| Bonn to Casale sul Sile | 428.66 mi (689.86 km) |
| Bonn to Casalecchio di Reno | 473.57 mi (762.14 km) |
| Bonn to Casalgrande | 457.19 mi (735.77 km) |
| Bonn to Casalmaggiore | 425.69 mi (685.09 km) |
| Bonn to Casalnuovo di Napoli | 761.94 mi (1,226.23 km) |
| Bonn to Casalpusterlengo | 401.51 mi (646.17 km) |
| Bonn to Casaluce | 753.46 mi (1,212.57 km) |
| Bonn to Casamassima | 823.19 mi (1,324.79 km) |
