| Martha Lake to Benavente | 5,182.40 mi (8,340.27 km) |
| Martha Lake to Bombarral | 5,154.21 mi (8,294.90 km) |
| Martha Lake to Bougado | 5,064.63 mi (8,150.74 km) |
| Martha Lake to Braga | 5,057.95 mi (8,139.98 km) |
| Martha Lake to Braganca | 5,098.81 mi (8,205.74 km) |
| Martha Lake to Cabeceiras de Basto | 5,072.20 mi (8,162.91 km) |
| Martha Lake to Cacem | 5,175.37 mi (8,328.96 km) |
| Martha Lake to Cadaval | 5,157.95 mi (8,300.92 km) |
| Martha Lake to Caldas da Rainha | 5,147.50 mi (8,284.10 km) |
| Martha Lake to Calheta | 5,201.58 mi (8,371.14 km) |
| Martha Lake to Camara de Lobos | 5,210.45 mi (8,385.42 km) |
| Martha Lake to Canico | 5,218.20 mi (8,397.88 km) |
| Martha Lake to Cantanhede | 5,116.03 mi (8,233.45 km) |
| Martha Lake to Carregal do Sal | 5,131.33 mi (8,258.07 km) |
| Martha Lake to Cartaxo | 5,173.21 mi (8,325.48 km) |
