| Mainz to Campos del Puerto | 772.82 mi (1,243.73 km) |
| Mainz to Canals | 876.34 mi (1,410.33 km) |
| Mainz to Candelaria | 1,975.29 mi (3,178.92 km) |
| Mainz to Canet de Mar | 640.80 mi (1,031.27 km) |
| Mainz to Cangas | 971.69 mi (1,563.78 km) |
| Mainz to Cangas de Narcea | 843.78 mi (1,357.93 km) |
| Mainz to Canovellas | 645.42 mi (1,038.70 km) |
| Mainz to Canteras | 970.99 mi (1,562.66 km) |
| Mainz to Cantillana | 1,103.19 mi (1,775.41 km) |
| Mainz to Capdepera | 748.52 mi (1,204.62 km) |
| Mainz to Carballo | 927.52 mi (1,492.70 km) |
| Mainz to Carcagente | 863.11 mi (1,389.04 km) |
| Mainz to Cardedeu | 642.31 mi (1,033.70 km) |
| Mainz to Carlet | 858.45 mi (1,381.54 km) |
| Mainz to Carmona | 1,105.11 mi (1,778.51 km) |
