| Mering to Alfena | 1,069.15 mi (1,720.62 km) |
| Mering to Alijo | 1,022.43 mi (1,645.44 km) |
| Mering to Aljustrel | 1,196.44 mi (1,925.49 km) |
| Mering to Almada | 1,201.93 mi (1,934.32 km) |
| Mering to Almargem | 1,199.25 mi (1,930.00 km) |
| Mering to Almeirim | 1,156.62 mi (1,861.41 km) |
| Mering to Amadora | 1,202.69 mi (1,935.54 km) |
| Mering to Amarante | 1,048.23 mi (1,686.97 km) |
| Mering to Amares | 1,046.54 mi (1,684.24 km) |
| Mering to Amora | 1,202.69 mi (1,935.55 km) |
| Mering to Anadia | 1,096.92 mi (1,765.32 km) |
| Mering to Angra do Heroismo | 2,003.44 mi (3,224.23 km) |
| Mering to Ansiao | 1,118.26 mi (1,799.67 km) |
| Mering to Anta | 1,082.34 mi (1,741.86 km) |
| Mering to Arcos de Valdevez | 1,041.78 mi (1,676.59 km) |
