| Horb am Neckar to Corbetta | 206.08 mi (331.65 km) |
| Horb am Neckar to Corciano | 405.67 mi (652.85 km) |
| Horb am Neckar to Cordenons | 253.58 mi (408.10 km) |
| Horb am Neckar to Cori | 512.89 mi (825.42 km) |
| Horb am Neckar to Coriano | 361.40 mi (581.61 km) |
| Horb am Neckar to Corigliano Calabro | 723.47 mi (1,164.32 km) |
| Horb am Neckar to Corleone | 769.89 mi (1,239.01 km) |
| Horb am Neckar to Cormano | 201.30 mi (323.95 km) |
| Horb am Neckar to Cornaredo | 204.14 mi (328.53 km) |
| Horb am Neckar to Cornate d'Adda | 196.55 mi (316.32 km) |
| Horb am Neckar to Cornedo Vicentino | 232.08 mi (373.49 km) |
| Horb am Neckar to Correggio | 272.60 mi (438.71 km) |
| Horb am Neckar to Corridonia | 427.34 mi (687.74 km) |
| Horb am Neckar to Corsico | 209.07 mi (336.47 km) |
| Horb am Neckar to Cortona | 390.74 mi (628.84 km) |
