| Cahokia to Benavente | 4,222.14 mi (6,794.88 km) |
| Cahokia to Bombarral | 4,195.57 mi (6,752.12 km) |
| Cahokia to Bougado | 4,157.90 mi (6,691.50 km) |
| Cahokia to Braga | 4,157.66 mi (6,691.10 km) |
| Cahokia to Braganca | 4,225.80 mi (6,800.76 km) |
| Cahokia to Cabeceiras de Basto | 4,176.78 mi (6,721.87 km) |
| Cahokia to Cacem | 4,204.35 mi (6,766.24 km) |
| Cahokia to Cadaval | 4,199.31 mi (6,758.13 km) |
| Cahokia to Caldas da Rainha | 4,192.03 mi (6,746.42 km) |
| Cahokia to Calheta | 4,010.80 mi (6,454.76 km) |
| Cahokia to Camara de Lobos | 4,021.41 mi (6,471.83 km) |
| Cahokia to Canico | 4,029.72 mi (6,485.21 km) |
| Cahokia to Cantanhede | 4,187.53 mi (6,739.17 km) |
| Cahokia to Carregal do Sal | 4,212.47 mi (6,779.32 km) |
| Cahokia to Cartaxo | 4,216.99 mi (6,786.60 km) |
