| Harsum to Campos del Puerto | 942.75 mi (1,517.20 km) |
| Harsum to Canals | 1,045.11 mi (1,681.93 km) |
| Harsum to Candelaria | 2,130.49 mi (3,428.69 km) |
| Harsum to Canet de Mar | 810.87 mi (1,304.98 km) |
| Harsum to Cangas | 1,110.14 mi (1,786.60 km) |
| Harsum to Cangas de Narcea | 985.20 mi (1,585.52 km) |
| Harsum to Canovellas | 815.32 mi (1,312.13 km) |
| Harsum to Canteras | 1,140.12 mi (1,834.85 km) |
| Harsum to Cantillana | 1,264.80 mi (2,035.50 km) |
| Harsum to Capdepera | 918.24 mi (1,477.76 km) |
| Harsum to Carballo | 1,061.22 mi (1,707.87 km) |
| Harsum to Carcagente | 1,031.92 mi (1,660.71 km) |
| Harsum to Cardedeu | 812.26 mi (1,307.20 km) |
| Harsum to Carlet | 1,027.09 mi (1,652.95 km) |
| Harsum to Carmona | 1,267.33 mi (2,039.57 km) |
