| Madison to Cascais | 4,024.36 mi (6,476.59 km) |
| Madison to Castelo Branco | 4,069.79 mi (6,549.70 km) |
| Madison to Castro Daire | 4,010.76 mi (6,454.69 km) |
| Madison to Celorico de Basto | 3,990.35 mi (6,421.85 km) |
| Madison to Chamusca | 4,042.78 mi (6,506.23 km) |
| Madison to Chaves | 4,000.82 mi (6,438.70 km) |
| Madison to Cinfaes | 3,994.64 mi (6,428.75 km) |
| Madison to Coimbra | 4,013.66 mi (6,459.36 km) |
| Madison to Condeixa-a-Nova | 4,013.92 mi (6,459.78 km) |
| Madison to Corroios | 4,039.64 mi (6,501.17 km) |
| Madison to Coruche | 4,055.34 mi (6,526.43 km) |
| Madison to Costa de Caparica | 4,034.67 mi (6,493.17 km) |
| Madison to Covilha | 4,052.58 mi (6,521.99 km) |
| Madison to Eiras | 4,012.76 mi (6,457.91 km) |
| Madison to Elvas | 4,120.99 mi (6,632.09 km) |
