| Summit to Cividale del Friuli | 4,190.20 mi (6,743.48 km) |
| Summit to Civita Castellana | 4,279.09 mi (6,886.53 km) |
| Summit to Civitanova Marche | 4,300.81 mi (6,921.49 km) |
| Summit to Civitavecchia | 4,259.23 mi (6,854.58 km) |
| Summit to Civitella in Val di Chiana | 4,209.52 mi (6,774.57 km) |
| Summit to Clusone | 4,050.89 mi (6,519.28 km) |
| Summit to Coccaglio | 4,062.49 mi (6,537.95 km) |
| Summit to Codigoro | 4,178.01 mi (6,723.86 km) |
| Summit to Codogno | 4,063.95 mi (6,540.30 km) |
| Summit to Codroipo | 4,175.95 mi (6,720.54 km) |
| Summit to Cogoleto | 4,043.28 mi (6,507.03 km) |
| Summit to Colle di Val d'Elsa | 4,184.72 mi (6,734.66 km) |
| Summit to Colle Salvetti | 4,149.57 mi (6,678.09 km) |
| Summit to Collecchio | 4,099.45 mi (6,597.42 km) |
| Summit to Colleferro | 4,325.88 mi (6,961.83 km) |
