| Grenchen to Benavente | 992.34 mi (1,597.02 km) |
| Grenchen to Bombarral | 993.80 mi (1,599.37 km) |
| Grenchen to Bougado | 884.75 mi (1,423.87 km) |
| Grenchen to Braga | 870.80 mi (1,401.42 km) |
| Grenchen to Braganca | 788.93 mi (1,269.66 km) |
| Grenchen to Cabeceiras de Basto | 853.77 mi (1,374.02 km) |
| Grenchen to Cacem | 1,021.98 mi (1,644.72 km) |
| Grenchen to Cadaval | 993.01 mi (1,598.09 km) |
| Grenchen to Caldas da Rainha | 986.99 mi (1,588.41 km) |
| Grenchen to Calheta | 1,628.56 mi (2,620.91 km) |
| Grenchen to Camara de Lobos | 1,622.36 mi (2,610.94 km) |
| Grenchen to Canico | 1,619.80 mi (2,606.82 km) |
| Grenchen to Cantanhede | 924.86 mi (1,488.43 km) |
| Grenchen to Carregal do Sal | 896.10 mi (1,442.13 km) |
| Grenchen to Cartaxo | 983.53 mi (1,582.84 km) |
