| Sonthofen to Chitila | 780.01 mi (1,255.31 km) |
| Sonthofen to Cisnadie | 669.00 mi (1,076.65 km) |
| Sonthofen to Cluj-Napoca | 626.53 mi (1,008.30 km) |
| Sonthofen to Codlea | 729.41 mi (1,173.86 km) |
| Sonthofen to Comanesti | 764.58 mi (1,230.47 km) |
| Sonthofen to Comarnic | 747.04 mi (1,202.24 km) |
| Sonthofen to Constanta | 910.77 mi (1,465.74 km) |
| Sonthofen to Corabia | 732.71 mi (1,179.18 km) |
| Sonthofen to Costesti | 725.39 mi (1,167.40 km) |
| Sonthofen to Covasna | 761.23 mi (1,225.08 km) |
| Sonthofen to Craiova | 685.63 mi (1,103.41 km) |
| Sonthofen to Cristuru Secuiesc | 700.53 mi (1,127.39 km) |
| Sonthofen to Cugir | 630.03 mi (1,013.93 km) |
| Sonthofen to Cumpana | 908.54 mi (1,462.15 km) |
| Sonthofen to Curtea de Arges | 705.18 mi (1,134.87 km) |
