| Redding to Cadiz | 5,746.29 mi (9,247.77 km) |
| Redding to Calafell | 5,784.68 mi (9,309.55 km) |
| Redding to Calahorra | 5,608.65 mi (9,026.25 km) |
| Redding to Calasparra | 5,829.24 mi (9,381.26 km) |
| Redding to Calatayud | 5,669.24 mi (9,123.77 km) |
| Redding to Caldas de Montbuy | 5,781.11 mi (9,303.80 km) |
| Redding to Caldas de Reyes | 5,359.48 mi (8,625.25 km) |
| Redding to Calella | 5,798.06 mi (9,331.08 km) |
| Redding to Callosa de Segura | 5,864.01 mi (9,437.22 km) |
| Redding to Calpe | 5,868.87 mi (9,445.03 km) |
| Redding to Calvia | 5,903.46 mi (9,500.70 km) |
| Redding to Camas | 5,712.77 mi (9,193.82 km) |
| Redding to Cambados | 5,358.60 mi (8,623.83 km) |
| Redding to Cambre | 5,337.45 mi (8,589.80 km) |
| Redding to Cambrils | 5,774.82 mi (9,293.67 km) |
