| Sondershausen to Campos del Puerto | 907.09 mi (1,459.83 km) |
| Sondershausen to Canals | 1,020.04 mi (1,641.60 km) |
| Sondershausen to Candelaria | 2,123.90 mi (3,418.08 km) |
| Sondershausen to Canet de Mar | 780.88 mi (1,256.71 km) |
| Sondershausen to Cangas | 1,116.33 mi (1,796.56 km) |
| Sondershausen to Cangas de Narcea | 989.27 mi (1,592.07 km) |
| Sondershausen to Canovellas | 786.51 mi (1,265.77 km) |
| Sondershausen to Canteras | 1,113.88 mi (1,792.61 km) |
| Sondershausen to Cantillana | 1,251.42 mi (2,013.96 km) |
| Sondershausen to Capdepera | 881.64 mi (1,418.86 km) |
| Sondershausen to Carballo | 1,070.36 mi (1,722.58 km) |
| Sondershausen to Carcagente | 1,006.77 mi (1,620.23 km) |
| Sondershausen to Cardedeu | 783.21 mi (1,260.46 km) |
| Sondershausen to Carlet | 1,002.38 mi (1,613.18 km) |
| Sondershausen to Carmona | 1,253.21 mi (2,016.84 km) |
