| Southwick to Arcos de Valdevez | 732.44 mi (1,178.75 km) |
| Southwick to Arcozelo | 785.96 mi (1,264.87 km) |
| Southwick to Arganil | 824.33 mi (1,326.63 km) |
| Southwick to Arouca | 784.02 mi (1,261.76 km) |
| Southwick to Arruda dos Vinhos | 924.35 mi (1,487.60 km) |
| Southwick to Aveiro | 812.10 mi (1,306.95 km) |
| Southwick to Aver-o-Mar | 768.01 mi (1,235.99 km) |
| Southwick to Aves | 754.23 mi (1,213.81 km) |
| Southwick to Azambuja | 914.64 mi (1,471.97 km) |
| Southwick to Baiao | 764.70 mi (1,230.66 km) |
| Southwick to Barcelos | 757.37 mi (1,218.86 km) |
| Southwick to Barreiro | 944.26 mi (1,519.63 km) |
| Southwick to Batalha | 876.58 mi (1,410.72 km) |
| Southwick to Beja | 960.37 mi (1,545.56 km) |
| Southwick to Belas | 942.01 mi (1,516.02 km) |
