| Louth to Benavente | 1,078.36 mi (1,735.45 km) |
| Louth to Bombarral | 1,065.46 mi (1,714.69 km) |
| Louth to Bougado | 921.04 mi (1,482.28 km) |
| Louth to Braga | 904.67 mi (1,455.93 km) |
| Louth to Braganca | 857.55 mi (1,380.09 km) |
| Louth to Cabeceiras de Basto | 897.88 mi (1,445.00 km) |
| Louth to Cacem | 1,100.52 mi (1,771.12 km) |
| Louth to Cadaval | 1,066.65 mi (1,716.61 km) |
| Louth to Caldas da Rainha | 1,056.11 mi (1,699.65 km) |
| Louth to Calheta | 1,659.05 mi (2,669.98 km) |
| Louth to Camara de Lobos | 1,656.25 mi (2,665.48 km) |
| Louth to Canico | 1,656.46 mi (2,665.82 km) |
| Louth to Cantanhede | 985.24 mi (1,585.59 km) |
| Louth to Carregal do Sal | 968.60 mi (1,558.81 km) |
| Louth to Cartaxo | 1,066.14 mi (1,715.79 km) |
