| Otelu Rosu to Arcos de Valdevez | 1,548.53 mi (2,492.13 km) |
| Otelu Rosu to Arcozelo | 1,578.66 mi (2,540.61 km) |
| Otelu Rosu to Arganil | 1,572.58 mi (2,530.82 km) |
| Otelu Rosu to Arouca | 1,562.68 mi (2,514.89 km) |
| Otelu Rosu to Arruda dos Vinhos | 1,657.31 mi (2,667.19 km) |
| Otelu Rosu to Aveiro | 1,590.17 mi (2,559.13 km) |
| Otelu Rosu to Aver-o-Mar | 1,576.18 mi (2,536.62 km) |
| Otelu Rosu to Aves | 1,552.59 mi (2,498.65 km) |
| Otelu Rosu to Azambuja | 1,645.14 mi (2,647.59 km) |
| Otelu Rosu to Baiao | 1,546.49 mi (2,488.83 km) |
| Otelu Rosu to Barcelos | 1,566.04 mi (2,520.30 km) |
| Otelu Rosu to Barreiro | 1,667.02 mi (2,682.81 km) |
| Otelu Rosu to Batalha | 1,624.69 mi (2,614.69 km) |
| Otelu Rosu to Beja | 1,630.25 mi (2,623.64 km) |
| Otelu Rosu to Belas | 1,673.55 mi (2,693.31 km) |
