| River Ridge to Cividale del Friuli | 5,348.30 mi (8,607.26 km) |
| River Ridge to Civita Castellana | 5,437.66 mi (8,751.07 km) |
| River Ridge to Civitanova Marche | 5,459.84 mi (8,786.76 km) |
| River Ridge to Civitavecchia | 5,417.53 mi (8,718.67 km) |
| River Ridge to Civitella in Val di Chiana | 5,368.42 mi (8,639.64 km) |
| River Ridge to Clusone | 5,209.81 mi (8,384.37 km) |
| River Ridge to Coccaglio | 5,221.47 mi (8,403.15 km) |
| River Ridge to Codigoro | 5,336.98 mi (8,589.03 km) |
| River Ridge to Codogno | 5,222.98 mi (8,405.58 km) |
| River Ridge to Codroipo | 5,334.27 mi (8,584.68 km) |
| River Ridge to Cogoleto | 5,202.10 mi (8,371.97 km) |
| River Ridge to Colle di Val d'Elsa | 5,343.54 mi (8,599.60 km) |
| River Ridge to Colle Salvetti | 5,308.37 mi (8,542.99 km) |
| River Ridge to Collecchio | 5,258.47 mi (8,462.69 km) |
| River Ridge to Colleferro | 5,484.28 mi (8,826.10 km) |
