| Eugene to Cadiz | 5,608.60 mi (9,026.17 km) |
| Eugene to Calafell | 5,621.08 mi (9,046.25 km) |
| Eugene to Calahorra | 5,449.41 mi (8,769.99 km) |
| Eugene to Calasparra | 5,678.16 mi (9,138.11 km) |
| Eugene to Calatayud | 5,511.39 mi (8,869.73 km) |
| Eugene to Caldas de Montbuy | 5,615.54 mi (9,037.34 km) |
| Eugene to Caldas de Reyes | 5,211.91 mi (8,387.75 km) |
| Eugene to Calella | 5,631.60 mi (9,063.18 km) |
| Eugene to Callosa de Segura | 5,711.49 mi (9,191.75 km) |
| Eugene to Calpe | 5,713.38 mi (9,194.80 km) |
| Eugene to Calvia | 5,741.24 mi (9,239.64 km) |
| Eugene to Camas | 5,572.48 mi (8,968.03 km) |
| Eugene to Cambados | 5,211.57 mi (8,387.22 km) |
| Eugene to Cambre | 5,187.68 mi (8,348.77 km) |
| Eugene to Cambrils | 5,612.45 mi (9,032.36 km) |
