| Sinaia to Alenquer | 1,807.12 mi (2,908.28 km) |
| Sinaia to Alfena | 1,723.83 mi (2,774.23 km) |
| Sinaia to Alijo | 1,671.94 mi (2,690.72 km) |
| Sinaia to Aljustrel | 1,800.61 mi (2,897.80 km) |
| Sinaia to Almada | 1,825.02 mi (2,937.08 km) |
| Sinaia to Almargem | 1,825.49 mi (2,937.84 km) |
| Sinaia to Almeirim | 1,783.31 mi (2,869.96 km) |
| Sinaia to Amadora | 1,827.06 mi (2,940.37 km) |
| Sinaia to Amarante | 1,700.88 mi (2,737.30 km) |
| Sinaia to Amares | 1,705.31 mi (2,744.43 km) |
| Sinaia to Amora | 1,824.73 mi (2,936.62 km) |
| Sinaia to Anadia | 1,740.02 mi (2,800.30 km) |
| Sinaia to Angra do Heroismo | 2,699.09 mi (4,343.76 km) |
| Sinaia to Ansiao | 1,754.03 mi (2,822.84 km) |
| Sinaia to Anta | 1,734.44 mi (2,791.32 km) |
