| Calexico to Cividale del Friuli | 6,129.68 mi (9,864.76 km) |
| Calexico to Civita Castellana | 6,293.82 mi (10,128.92 km) |
| Calexico to Civitanova Marche | 6,285.75 mi (10,115.94 km) |
| Calexico to Civitavecchia | 6,283.09 mi (10,111.65 km) |
| Calexico to Civitella in Val di Chiana | 6,212.72 mi (9,998.40 km) |
| Calexico to Clusone | 6,028.60 mi (9,702.10 km) |
| Calexico to Coccaglio | 6,045.62 mi (9,729.48 km) |
| Calexico to Codigoro | 6,153.19 mi (9,902.60 km) |
| Calexico to Codogno | 6,056.74 mi (9,747.39 km) |
| Calexico to Codroipo | 6,122.53 mi (9,853.25 km) |
| Calexico to Cogoleto | 6,059.16 mi (9,751.28 km) |
| Calexico to Colle di Val d'Elsa | 6,193.86 mi (9,968.06 km) |
| Calexico to Colle Salvetti | 6,161.61 mi (9,916.16 km) |
| Calexico to Collecchio | 6,094.52 mi (9,808.18 km) |
| Calexico to Colleferro | 6,343.58 mi (10,209.00 km) |
