| Merchtem to Castelo Branco | 955.44 mi (1,537.63 km) |
| Merchtem to Castro Daire | 906.22 mi (1,458.42 km) |
| Merchtem to Celorico de Basto | 881.43 mi (1,418.53 km) |
| Merchtem to Chamusca | 1,010.93 mi (1,626.93 km) |
| Merchtem to Chaves | 845.26 mi (1,360.31 km) |
| Merchtem to Cinfaes | 901.24 mi (1,450.41 km) |
| Merchtem to Coimbra | 960.09 mi (1,545.12 km) |
| Merchtem to Condeixa-a-Nova | 967.58 mi (1,557.17 km) |
| Merchtem to Corroios | 1,073.07 mi (1,726.94 km) |
| Merchtem to Coruche | 1,035.00 mi (1,665.67 km) |
| Merchtem to Costa de Caparica | 1,073.84 mi (1,728.17 km) |
| Merchtem to Covilha | 928.37 mi (1,494.07 km) |
| Merchtem to Eiras | 958.18 mi (1,542.05 km) |
| Merchtem to Elvas | 1,002.01 mi (1,612.58 km) |
| Merchtem to Entroncamento | 1,003.83 mi (1,615.51 km) |
