| Huelva to Cividale del Friuli | 1,211.55 mi (1,949.80 km) |
| Huelva to Civita Castellana | 1,082.73 mi (1,742.48 km) |
| Huelva to Civitanova Marche | 1,163.88 mi (1,873.08 km) |
| Huelva to Civitavecchia | 1,049.32 mi (1,688.73 km) |
| Huelva to Civitella in Val di Chiana | 1,068.45 mi (1,719.51 km) |
| Huelva to Clusone | 1,054.40 mi (1,696.89 km) |
| Huelva to Coccaglio | 1,045.25 mi (1,682.17 km) |
| Huelva to Codigoro | 1,119.43 mi (1,801.55 km) |
| Huelva to Codogno | 1,020.80 mi (1,642.81 km) |
| Huelva to Codroipo | 1,187.78 mi (1,911.55 km) |
| Huelva to Cogoleto | 950.68 mi (1,529.98 km) |
| Huelva to Colle di Val d'Elsa | 1,040.19 mi (1,674.02 km) |
| Huelva to Colle Salvetti | 1,013.81 mi (1,631.58 km) |
| Huelva to Collecchio | 1,031.27 mi (1,659.67 km) |
| Huelva to Colleferro | 1,105.88 mi (1,779.75 km) |
