| Upper Grand Lagoon to Benavente | 4,290.70 mi (6,905.22 km) |
| Upper Grand Lagoon to Bombarral | 4,266.28 mi (6,865.91 km) |
| Upper Grand Lagoon to Bougado | 4,254.70 mi (6,847.28 km) |
| Upper Grand Lagoon to Braga | 4,257.40 mi (6,851.63 km) |
| Upper Grand Lagoon to Braganca | 4,334.26 mi (6,975.32 km) |
| Upper Grand Lagoon to Cabeceiras de Basto | 4,277.72 mi (6,884.33 km) |
| Upper Grand Lagoon to Cacem | 4,268.74 mi (6,869.87 km) |
| Upper Grand Lagoon to Cadaval | 4,269.82 mi (6,871.61 km) |
| Upper Grand Lagoon to Caldas da Rainha | 4,264.42 mi (6,862.92 km) |
| Upper Grand Lagoon to Calheta | 3,972.55 mi (6,393.20 km) |
| Upper Grand Lagoon to Camara de Lobos | 3,983.59 mi (6,410.97 km) |
| Upper Grand Lagoon to Canico | 3,991.80 mi (6,424.18 km) |
| Upper Grand Lagoon to Cantanhede | 4,272.74 mi (6,876.30 km) |
| Upper Grand Lagoon to Carregal do Sal | 4,300.83 mi (6,921.51 km) |
| Upper Grand Lagoon to Cartaxo | 4,287.73 mi (6,900.43 km) |
