| Carson to Cascais | 5,667.01 mi (9,120.17 km) |
| Carson to Castelo Branco | 5,700.45 mi (9,173.98 km) |
| Carson to Castro Daire | 5,636.20 mi (9,070.59 km) |
| Carson to Celorico de Basto | 5,612.90 mi (9,033.09 km) |
| Carson to Chamusca | 5,679.21 mi (9,139.80 km) |
| Carson to Chaves | 5,619.18 mi (9,043.20 km) |
| Carson to Cinfaes | 5,619.47 mi (9,043.67 km) |
| Carson to Coimbra | 5,644.94 mi (9,084.66 km) |
| Carson to Condeixa-a-Nova | 5,645.99 mi (9,086.35 km) |
| Carson to Corroios | 5,681.98 mi (9,144.26 km) |
| Carson to Coruche | 5,694.06 mi (9,163.70 km) |
| Carson to Costa de Caparica | 5,677.09 mi (9,136.40 km) |
| Carson to Covilha | 5,680.42 mi (9,141.75 km) |
| Carson to Eiras | 5,643.85 mi (9,082.89 km) |
| Carson to Elvas | 5,756.00 mi (9,263.38 km) |
