| Sonsbeck to Catania | 1,063.26 mi (1,711.15 km) |
| Sonsbeck to Catanzaro | 1,006.90 mi (1,620.45 km) |
| Sonsbeck to Cattolica | 604.34 mi (972.60 km) |
| Sonsbeck to Cava de' Tirreni | 851.24 mi (1,369.94 km) |
| Sonsbeck to Cavallino | 962.39 mi (1,548.81 km) |
| Sonsbeck to Cavarzere | 517.81 mi (833.34 km) |
| Sonsbeck to Cave | 743.74 mi (1,196.93 km) |
| Sonsbeck to Cavriago | 514.16 mi (827.45 km) |
| Sonsbeck to Cavriglia | 607.32 mi (977.39 km) |
| Sonsbeck to Cazzago San Martino | 448.44 mi (721.69 km) |
| Sonsbeck to Ceccano | 767.62 mi (1,235.37 km) |
| Sonsbeck to Cecina | 604.44 mi (972.75 km) |
| Sonsbeck to Cefalu | 1,008.61 mi (1,623.20 km) |
| Sonsbeck to Ceglie Messapico | 923.51 mi (1,486.24 km) |
| Sonsbeck to Celano | 739.44 mi (1,190.02 km) |
