| Champaign to Alenquer | 4,069.18 mi (6,548.71 km) |
| Champaign to Alfena | 4,020.69 mi (6,470.67 km) |
| Champaign to Alijo | 4,067.67 mi (6,546.28 km) |
| Champaign to Aljustrel | 4,147.44 mi (6,674.66 km) |
| Champaign to Almada | 4,074.77 mi (6,557.71 km) |
| Champaign to Almargem | 4,063.88 mi (6,540.18 km) |
| Champaign to Almeirim | 4,083.01 mi (6,570.97 km) |
| Champaign to Amadora | 4,069.47 mi (6,549.17 km) |
| Champaign to Amarante | 4,040.84 mi (6,503.11 km) |
| Champaign to Amares | 4,017.37 mi (6,465.33 km) |
| Champaign to Amora | 4,078.43 mi (6,563.59 km) |
| Champaign to Anadia | 4,050.97 mi (6,519.41 km) |
| Champaign to Angra do Heroismo | 3,195.83 mi (5,143.18 km) |
| Champaign to Ansiao | 4,067.89 mi (6,546.64 km) |
| Champaign to Anta | 4,023.51 mi (6,475.21 km) |
