| Groslay to Bombarral | 879.01 mi (1,414.62 km) |
| Groslay to Bougado | 747.93 mi (1,203.68 km) |
| Groslay to Braga | 732.13 mi (1,178.25 km) |
| Groslay to Braganca | 663.27 mi (1,067.42 km) |
| Groslay to Cabeceiras de Basto | 719.25 mi (1,157.52 km) |
| Groslay to Cacem | 911.66 mi (1,467.17 km) |
| Groslay to Cadaval | 879.19 mi (1,414.92 km) |
| Groslay to Caldas da Rainha | 870.67 mi (1,401.21 km) |
| Groslay to Calheta | 1,508.24 mi (2,427.27 km) |
| Groslay to Camara de Lobos | 1,503.53 mi (2,419.70 km) |
| Groslay to Canico | 1,502.22 mi (2,417.60 km) |
| Groslay to Cantanhede | 801.71 mi (1,290.23 km) |
| Groslay to Carregal do Sal | 777.83 mi (1,251.80 km) |
| Groslay to Cartaxo | 873.94 mi (1,406.47 km) |
| Groslay to Cascais | 919.02 mi (1,479.01 km) |
