| Americus to Cividale del Friuli | 4,994.26 mi (8,037.48 km) |
| Americus to Civita Castellana | 5,074.58 mi (8,166.75 km) |
| Americus to Civitanova Marche | 5,099.89 mi (8,207.49 km) |
| Americus to Civitavecchia | 5,053.58 mi (8,132.95 km) |
| Americus to Civitella in Val di Chiana | 5,007.01 mi (8,058.00 km) |
| Americus to Clusone | 4,852.27 mi (7,808.98 km) |
| Americus to Coccaglio | 4,863.24 mi (7,826.64 km) |
| Americus to Codigoro | 4,978.90 mi (8,012.77 km) |
| Americus to Codogno | 4,863.64 mi (7,827.27 km) |
| Americus to Codroipo | 4,979.50 mi (8,013.73 km) |
| Americus to Cogoleto | 4,840.29 mi (7,789.69 km) |
| Americus to Colle di Val d'Elsa | 4,981.62 mi (8,017.15 km) |
| Americus to Colle Salvetti | 4,946.34 mi (7,960.37 km) |
| Americus to Collecchio | 4,898.65 mi (7,883.61 km) |
| Americus to Colleferro | 5,120.62 mi (8,240.83 km) |
