| Calera to Cividale del Friuli | 5,048.89 mi (8,125.40 km) |
| Calera to Civita Castellana | 5,139.40 mi (8,271.07 km) |
| Calera to Civitanova Marche | 5,161.00 mi (8,305.83 km) |
| Calera to Civitavecchia | 5,119.47 mi (8,239.00 km) |
| Calera to Civitella in Val di Chiana | 5,069.84 mi (8,159.12 km) |
| Calera to Clusone | 4,910.68 mi (7,902.98 km) |
| Calera to Coccaglio | 4,922.43 mi (7,921.89 km) |
| Calera to Codigoro | 5,037.90 mi (8,107.72 km) |
| Calera to Codogno | 4,924.08 mi (7,924.55 km) |
| Calera to Codroipo | 5,034.90 mi (8,102.89 km) |
| Calera to Cogoleto | 4,903.61 mi (7,891.60 km) |
| Calera to Colle di Val d'Elsa | 5,045.06 mi (8,119.23 km) |
| Calera to Colle Salvetti | 5,009.91 mi (8,062.67 km) |
| Calera to Collecchio | 4,959.64 mi (7,981.77 km) |
| Calera to Colleferro | 5,186.15 mi (8,346.31 km) |
