| Southport to Alenquer | 1,047.61 mi (1,685.97 km) |
| Southport to Alfena | 894.69 mi (1,439.86 km) |
| Southport to Alijo | 879.46 mi (1,415.36 km) |
| Southport to Aljustrel | 1,114.24 mi (1,793.20 km) |
| Southport to Almada | 1,074.23 mi (1,728.81 km) |
| Southport to Almargem | 1,064.48 mi (1,713.12 km) |
| Southport to Almeirim | 1,032.57 mi (1,661.77 km) |
| Southport to Amadora | 1,071.64 mi (1,724.64 km) |
| Southport to Amarante | 886.94 mi (1,427.39 km) |
| Southport to Amares | 866.86 mi (1,395.08 km) |
| Southport to Amora | 1,077.34 mi (1,733.82 km) |
| Southport to Anadia | 947.41 mi (1,524.71 km) |
| Southport to Angra do Heroismo | 1,540.34 mi (2,478.94 km) |
| Southport to Ansiao | 982.13 mi (1,580.59 km) |
| Southport to Anta | 911.43 mi (1,466.80 km) |
