| Lewiston to Cividale del Friuli | 3,880.33 mi (6,244.78 km) |
| Lewiston to Civita Castellana | 3,974.85 mi (6,396.91 km) |
| Lewiston to Civitanova Marche | 3,994.28 mi (6,428.18 km) |
| Lewiston to Civitavecchia | 3,955.72 mi (6,366.11 km) |
| Lewiston to Civitella in Val di Chiana | 3,904.08 mi (6,283.00 km) |
| Lewiston to Clusone | 3,742.99 mi (6,023.76 km) |
| Lewiston to Coccaglio | 3,755.01 mi (6,043.11 km) |
| Lewiston to Codigoro | 3,870.36 mi (6,228.75 km) |
| Lewiston to Codogno | 3,757.19 mi (6,046.61 km) |
| Lewiston to Codroipo | 3,866.44 mi (6,222.44 km) |
| Lewiston to Cogoleto | 3,738.28 mi (6,016.18 km) |
| Lewiston to Colle di Val d'Elsa | 3,879.68 mi (6,243.74 km) |
| Lewiston to Colle Salvetti | 3,844.64 mi (6,187.35 km) |
| Lewiston to Collecchio | 3,792.98 mi (6,104.21 km) |
| Lewiston to Colleferro | 4,022.06 mi (6,472.89 km) |
