| Clacton-on-Sea to Arcos de Valdevez | 821.03 mi (1,321.31 km) |
| Clacton-on-Sea to Arcozelo | 874.33 mi (1,407.09 km) |
| Clacton-on-Sea to Arganil | 911.81 mi (1,467.41 km) |
| Clacton-on-Sea to Arouca | 872.06 mi (1,403.44 km) |
| Clacton-on-Sea to Arruda dos Vinhos | 1,012.05 mi (1,628.74 km) |
| Clacton-on-Sea to Aveiro | 900.29 mi (1,448.87 km) |
| Clacton-on-Sea to Aver-o-Mar | 856.60 mi (1,378.56 km) |
| Clacton-on-Sea to Aves | 842.56 mi (1,355.96 km) |
| Clacton-on-Sea to Azambuja | 1,002.22 mi (1,612.92 km) |
| Clacton-on-Sea to Baiao | 852.69 mi (1,372.27 km) |
| Clacton-on-Sea to Barcelos | 845.92 mi (1,361.38 km) |
| Clacton-on-Sea to Barreiro | 1,031.81 mi (1,660.53 km) |
| Clacton-on-Sea to Batalha | 964.40 mi (1,552.05 km) |
| Clacton-on-Sea to Beja | 1,046.38 mi (1,683.99 km) |
| Clacton-on-Sea to Belas | 1,029.78 mi (1,657.27 km) |
