| Holbrook to Alenquer | 3,317.99 mi (5,339.79 km) |
| Holbrook to Alfena | 3,283.14 mi (5,283.71 km) |
| Holbrook to Alijo | 3,332.65 mi (5,363.38 km) |
| Holbrook to Aljustrel | 3,392.11 mi (5,459.07 km) |
| Holbrook to Almada | 3,321.34 mi (5,345.18 km) |
| Holbrook to Almargem | 3,311.09 mi (5,328.69 km) |
| Holbrook to Almeirim | 3,333.46 mi (5,364.68 km) |
| Holbrook to Amadora | 3,316.16 mi (5,336.84 km) |
| Holbrook to Amarante | 3,304.47 mi (5,318.03 km) |
| Holbrook to Amares | 3,282.61 mi (5,282.84 km) |
| Holbrook to Amora | 3,324.79 mi (5,350.73 km) |
| Holbrook to Anadia | 3,308.78 mi (5,324.97 km) |
| Holbrook to Angra do Heroismo | 2,413.35 mi (3,883.91 km) |
| Holbrook to Ansiao | 3,322.71 mi (5,347.39 km) |
| Holbrook to Anta | 3,284.34 mi (5,285.64 km) |
