| Gondomar to Cividale del Friuli | 1,146.36 mi (1,844.88 km) |
| Gondomar to Civita Castellana | 1,080.19 mi (1,738.40 km) |
| Gondomar to Civitanova Marche | 1,145.44 mi (1,843.40 km) |
| Gondomar to Civitavecchia | 1,049.74 mi (1,689.39 km) |
| Gondomar to Civitella in Val di Chiana | 1,044.24 mi (1,680.55 km) |
| Gondomar to Clusone | 979.42 mi (1,576.23 km) |
| Gondomar to Coccaglio | 976.06 mi (1,570.82 km) |
| Gondomar to Codigoro | 1,071.00 mi (1,723.61 km) |
| Gondomar to Codogno | 957.73 mi (1,541.31 km) |
| Gondomar to Codroipo | 1,123.31 mi (1,807.79 km) |
| Gondomar to Cogoleto | 897.77 mi (1,444.82 km) |
| Gondomar to Colle di Val d'Elsa | 1,014.94 mi (1,633.38 km) |
| Gondomar to Colle Salvetti | 983.05 mi (1,582.06 km) |
| Gondomar to Collecchio | 977.87 mi (1,573.72 km) |
| Gondomar to Colleferro | 1,113.98 mi (1,792.78 km) |
