| Great Baddow to Alenquer | 987.93 mi (1,589.92 km) |
| Great Baddow to Alfena | 840.63 mi (1,352.87 km) |
| Great Baddow to Alijo | 814.18 mi (1,310.30 km) |
| Great Baddow to Aljustrel | 1,042.36 mi (1,677.52 km) |
| Great Baddow to Almada | 1,014.34 mi (1,632.42 km) |
| Great Baddow to Almargem | 1,006.35 mi (1,619.57 km) |
| Great Baddow to Almeirim | 969.68 mi (1,560.56 km) |
| Great Baddow to Amadora | 1,012.67 mi (1,629.74 km) |
| Great Baddow to Amarante | 828.07 mi (1,332.66 km) |
| Great Baddow to Amares | 812.84 mi (1,308.15 km) |
| Great Baddow to Amora | 1,016.86 mi (1,636.48 km) |
| Great Baddow to Anadia | 888.22 mi (1,429.46 km) |
| Great Baddow to Angra do Heroismo | 1,608.45 mi (2,588.55 km) |
| Great Baddow to Ansiao | 920.53 mi (1,481.45 km) |
| Great Baddow to Anta | 857.18 mi (1,379.50 km) |
