| Walnut Creek to Campo de Criptana | 5,841.60 mi (9,401.14 km) |
| Walnut Creek to Campos del Puerto | 6,059.65 mi (9,752.07 km) |
| Walnut Creek to Canals | 5,956.49 mi (9,586.04 km) |
| Walnut Creek to Candelaria | 5,805.07 mi (9,342.36 km) |
| Walnut Creek to Canet de Mar | 5,931.17 mi (9,545.29 km) |
| Walnut Creek to Cangas | 5,491.54 mi (8,837.79 km) |
| Walnut Creek to Cangas de Narcea | 5,531.87 mi (8,902.69 km) |
| Walnut Creek to Canovellas | 5,919.62 mi (9,526.71 km) |
| Walnut Creek to Canteras | 6,008.35 mi (9,669.51 km) |
| Walnut Creek to Cantillana | 5,827.50 mi (9,378.45 km) |
| Walnut Creek to Capdepera | 6,059.64 mi (9,752.05 km) |
| Walnut Creek to Carballo | 5,450.81 mi (8,772.23 km) |
| Walnut Creek to Carcagente | 5,953.19 mi (9,580.73 km) |
| Walnut Creek to Cardedeu | 5,921.05 mi (9,529.01 km) |
| Walnut Creek to Carlet | 5,945.26 mi (9,567.98 km) |
