| Cedarburg to Cascais | 3,953.90 mi (6,363.19 km) |
| Cedarburg to Castelo Branco | 3,999.95 mi (6,437.30 km) |
| Cedarburg to Castro Daire | 3,941.22 mi (6,342.78 km) |
| Cedarburg to Celorico de Basto | 3,920.97 mi (6,310.19 km) |
| Cedarburg to Chamusca | 3,972.64 mi (6,393.35 km) |
| Cedarburg to Chaves | 3,931.66 mi (6,327.40 km) |
| Cedarburg to Cinfaes | 3,925.14 mi (6,316.90 km) |
| Cedarburg to Coimbra | 3,943.80 mi (6,346.94 km) |
| Cedarburg to Condeixa-a-Nova | 3,944.02 mi (6,347.29 km) |
| Cedarburg to Corroios | 3,969.19 mi (6,387.79 km) |
| Cedarburg to Coruche | 3,985.08 mi (6,413.36 km) |
| Cedarburg to Costa de Caparica | 3,964.21 mi (6,379.79 km) |
| Cedarburg to Covilha | 3,982.89 mi (6,409.85 km) |
| Cedarburg to Eiras | 3,942.92 mi (6,345.51 km) |
| Cedarburg to Elvas | 4,050.90 mi (6,519.30 km) |
