| Merriam to Alenquer | 4,405.46 mi (7,089.91 km) |
| Merriam to Alfena | 4,352.60 mi (7,004.83 km) |
| Merriam to Alijo | 4,398.65 mi (7,078.94 km) |
| Merriam to Aljustrel | 4,484.95 mi (7,217.84 km) |
| Merriam to Almada | 4,411.78 mi (7,100.07 km) |
| Merriam to Almargem | 4,400.69 mi (7,082.22 km) |
| Merriam to Almeirim | 4,418.74 mi (7,111.27 km) |
| Merriam to Amadora | 4,406.44 mi (7,091.48 km) |
| Merriam to Amarante | 4,372.33 mi (7,036.58 km) |
| Merriam to Amares | 4,348.38 mi (6,998.04 km) |
| Merriam to Amora | 4,415.49 mi (7,106.05 km) |
| Merriam to Anadia | 4,384.35 mi (7,055.93 km) |
| Merriam to Angra do Heroismo | 3,542.40 mi (5,700.94 km) |
| Merriam to Ansiao | 4,402.22 mi (7,084.69 km) |
| Merriam to Anta | 4,355.95 mi (7,010.23 km) |
