| Walnut to Cocentaina | 6,009.91 mi (9,672.01 km) |
| Walnut to Coin | 5,927.89 mi (9,540.01 km) |
| Walnut to Colindres | 5,679.67 mi (9,140.55 km) |
| Walnut to Collado-Villalba | 5,781.39 mi (9,304.24 km) |
| Walnut to Colmenar Viejo | 5,789.93 mi (9,317.99 km) |
| Walnut to Colmenarejo | 5,784.28 mi (9,308.91 km) |
| Walnut to Conil de la Frontera | 5,888.66 mi (9,476.88 km) |
| Walnut to Consuegra | 5,850.09 mi (9,414.82 km) |
| Walnut to Corbera de Llobregat | 5,974.86 mi (9,615.60 km) |
| Walnut to Cordoba | 5,872.43 mi (9,450.76 km) |
| Walnut to Coria del Rio | 5,845.48 mi (9,407.39 km) |
| Walnut to Crevillente | 6,018.36 mi (9,685.62 km) |
| Walnut to Cuarte de Huerva | 5,859.24 mi (9,429.54 km) |
| Walnut to Cubellas | 5,975.10 mi (9,616.00 km) |
| Walnut to Cuellar | 5,735.01 mi (9,229.60 km) |
