| Grantham to Benavente | 1,039.05 mi (1,672.19 km) |
| Grantham to Bombarral | 1,025.92 mi (1,651.06 km) |
| Grantham to Bougado | 881.30 mi (1,418.31 km) |
| Grantham to Braga | 864.93 mi (1,391.97 km) |
| Grantham to Braganca | 818.68 mi (1,317.54 km) |
| Grantham to Cabeceiras de Basto | 858.34 mi (1,381.37 km) |
| Grantham to Cacem | 1,061.02 mi (1,707.55 km) |
| Grantham to Cadaval | 1,027.15 mi (1,653.04 km) |
| Grantham to Caldas da Rainha | 1,016.55 mi (1,635.98 km) |
| Grantham to Calheta | 1,618.51 mi (2,604.74 km) |
| Grantham to Camara de Lobos | 1,615.73 mi (2,600.26 km) |
| Grantham to Canico | 1,615.95 mi (2,600.61 km) |
| Grantham to Cantanhede | 945.72 mi (1,521.98 km) |
| Grantham to Carregal do Sal | 929.35 mi (1,495.65 km) |
| Grantham to Cartaxo | 1,026.81 mi (1,652.48 km) |
