| Towcester to Alenquer | 982.11 mi (1,580.55 km) |
| Towcester to Alfena | 831.94 mi (1,338.88 km) |
| Towcester to Alijo | 809.64 mi (1,303.00 km) |
| Towcester to Aljustrel | 1,041.46 mi (1,676.07 km) |
| Towcester to Almada | 1,008.70 mi (1,623.35 km) |
| Towcester to Almargem | 1,000.01 mi (1,609.37 km) |
| Towcester to Almeirim | 965.01 mi (1,553.03 km) |
| Towcester to Amadora | 1,006.68 mi (1,620.09 km) |
| Towcester to Amarante | 821.14 mi (1,321.50 km) |
| Towcester to Amares | 803.97 mi (1,293.87 km) |
| Towcester to Amora | 1,011.46 mi (1,627.79 km) |
| Towcester to Anadia | 881.75 mi (1,419.04 km) |
| Towcester to Angra do Heroismo | 1,562.34 mi (2,514.35 km) |
| Towcester to Ansiao | 915.14 mi (1,472.77 km) |
| Towcester to Anta | 848.66 mi (1,365.79 km) |
