| Senec to Campos del Puerto | 936.73 mi (1,507.52 km) |
| Senec to Canals | 1,099.75 mi (1,769.88 km) |
| Senec to Candelaria | 2,258.95 mi (3,635.43 km) |
| Senec to Canet de Mar | 855.38 mi (1,376.60 km) |
| Senec to Cangas | 1,330.95 mi (2,141.96 km) |
| Senec to Cangas de Narcea | 1,201.13 mi (1,933.03 km) |
| Senec to Canovellas | 866.69 mi (1,394.81 km) |
| Senec to Canteras | 1,181.35 mi (1,901.20 km) |
| Senec to Cantillana | 1,376.83 mi (2,215.79 km) |
| Senec to Capdepera | 907.98 mi (1,461.25 km) |
| Senec to Carballo | 1,297.84 mi (2,088.67 km) |
| Senec to Carcagente | 1,086.92 mi (1,749.23 km) |
| Senec to Cardedeu | 862.52 mi (1,388.09 km) |
| Senec to Carlet | 1,085.13 mi (1,746.34 km) |
| Senec to Carmona | 1,375.00 mi (2,212.85 km) |
