| Erba to Alfena | 941.00 mi (1,514.39 km) |
| Erba to Alijo | 890.77 mi (1,433.56 km) |
| Erba to Aljustrel | 1,044.46 mi (1,680.89 km) |
| Erba to Almada | 1,057.80 mi (1,702.36 km) |
| Erba to Almargem | 1,056.53 mi (1,700.32 km) |
| Erba to Almeirim | 1,013.80 mi (1,631.55 km) |
| Erba to Amadora | 1,059.14 mi (1,704.52 km) |
| Erba to Amarante | 918.67 mi (1,478.46 km) |
| Erba to Amares | 920.95 mi (1,482.13 km) |
| Erba to Amora | 1,058.10 mi (1,702.84 km) |
| Erba to Anadia | 962.04 mi (1,548.25 km) |
| Erba to Angra do Heroismo | 1,910.16 mi (3,074.10 km) |
| Erba to Ansiao | 979.60 mi (1,576.52 km) |
| Erba to Anta | 952.65 mi (1,533.14 km) |
| Erba to Arcos de Valdevez | 918.55 mi (1,478.26 km) |
