| Robstown to Alenquer | 4,970.96 mi (7,999.98 km) |
| Robstown to Alfena | 4,940.13 mi (7,950.37 km) |
| Robstown to Alijo | 4,989.95 mi (8,030.55 km) |
| Robstown to Aljustrel | 5,042.85 mi (8,115.68 km) |
| Robstown to Almada | 4,973.26 mi (8,003.68 km) |
| Robstown to Almargem | 4,963.35 mi (7,987.74 km) |
| Robstown to Almeirim | 4,987.07 mi (8,025.92 km) |
| Robstown to Amadora | 4,968.15 mi (7,995.47 km) |
| Robstown to Amarante | 4,961.61 mi (7,984.94 km) |
| Robstown to Amares | 4,939.97 mi (7,950.12 km) |
| Robstown to Amora | 4,976.60 mi (8,009.07 km) |
| Robstown to Anadia | 4,964.79 mi (7,990.06 km) |
| Robstown to Angra do Heroismo | 4,042.46 mi (6,505.72 km) |
| Robstown to Ansiao | 4,977.88 mi (8,011.13 km) |
| Robstown to Anta | 4,941.04 mi (7,951.83 km) |
