| Effingham to Alenquer | 4,113.79 mi (6,620.50 km) |
| Effingham to Alfena | 4,067.59 mi (6,546.15 km) |
| Effingham to Alijo | 4,114.99 mi (6,622.44 km) |
| Effingham to Aljustrel | 4,191.31 mi (6,745.26 km) |
| Effingham to Almada | 4,118.96 mi (6,628.83 km) |
| Effingham to Almargem | 4,108.19 mi (6,611.49 km) |
| Effingham to Almeirim | 4,127.92 mi (6,643.25 km) |
| Effingham to Amadora | 4,113.68 mi (6,620.33 km) |
| Effingham to Amarante | 4,087.94 mi (6,578.90 km) |
| Effingham to Amares | 4,064.70 mi (6,541.51 km) |
| Effingham to Amora | 4,122.58 mi (6,634.66 km) |
| Effingham to Anadia | 4,097.14 mi (6,593.71 km) |
| Effingham to Angra do Heroismo | 3,232.57 mi (5,202.31 km) |
| Effingham to Ansiao | 4,113.57 mi (6,620.15 km) |
| Effingham to Anta | 4,070.16 mi (6,550.28 km) |
