| Gourock to Benavente | 1,187.86 mi (1,911.67 km) |
| Gourock to Bombarral | 1,169.87 mi (1,882.72 km) |
| Gourock to Bougado | 1,023.89 mi (1,647.78 km) |
| Gourock to Braga | 1,008.28 mi (1,622.67 km) |
| Gourock to Braganca | 981.34 mi (1,579.32 km) |
| Gourock to Cabeceiras de Basto | 1,006.69 mi (1,620.11 km) |
| Gourock to Cacem | 1,205.09 mi (1,939.40 km) |
| Gourock to Cadaval | 1,171.82 mi (1,885.86 km) |
| Gourock to Caldas da Rainha | 1,160.21 mi (1,867.18 km) |
| Gourock to Calheta | 1,710.98 mi (2,753.55 km) |
| Gourock to Camara de Lobos | 1,709.90 mi (2,751.82 km) |
| Gourock to Canico | 1,711.41 mi (2,754.24 km) |
| Gourock to Cantanhede | 1,091.93 mi (1,757.30 km) |
| Gourock to Carregal do Sal | 1,082.04 mi (1,741.38 km) |
| Gourock to Cartaxo | 1,175.18 mi (1,891.28 km) |
