| Castricum to Arcozelo | 1,009.94 mi (1,625.34 km) |
| Castricum to Arganil | 1,042.44 mi (1,677.64 km) |
| Castricum to Arouca | 1,005.71 mi (1,618.53 km) |
| Castricum to Arruda dos Vinhos | 1,143.32 mi (1,839.99 km) |
| Castricum to Aveiro | 1,034.64 mi (1,665.09 km) |
| Castricum to Aver-o-Mar | 993.80 mi (1,599.37 km) |
| Castricum to Aves | 978.05 mi (1,574.02 km) |
| Castricum to Azambuja | 1,132.92 mi (1,823.26 km) |
| Castricum to Baiao | 986.21 mi (1,587.15 km) |
| Castricum to Barcelos | 982.91 mi (1,581.84 km) |
| Castricum to Barreiro | 1,162.22 mi (1,870.42 km) |
| Castricum to Batalha | 1,096.45 mi (1,764.57 km) |
| Castricum to Beja | 1,170.16 mi (1,883.19 km) |
| Castricum to Belas | 1,161.28 mi (1,868.91 km) |
| Castricum to Benavente | 1,137.10 mi (1,829.98 km) |
