| Ciechanow to Arcozelo | 1,587.19 mi (2,554.34 km) |
| Ciechanow to Arganil | 1,602.82 mi (2,579.49 km) |
| Ciechanow to Arouca | 1,577.20 mi (2,538.26 km) |
| Ciechanow to Arruda dos Vinhos | 1,700.60 mi (2,736.85 km) |
| Ciechanow to Aveiro | 1,606.83 mi (2,585.95 km) |
| Ciechanow to Aver-o-Mar | 1,576.67 mi (2,537.41 km) |
| Ciechanow to Aves | 1,556.51 mi (2,504.97 km) |
| Ciechanow to Azambuja | 1,688.88 mi (2,717.99 km) |
| Ciechanow to Baiao | 1,558.31 mi (2,507.87 km) |
| Ciechanow to Barcelos | 1,565.62 mi (2,519.62 km) |
| Ciechanow to Barreiro | 1,715.89 mi (2,761.46 km) |
| Ciechanow to Batalha | 1,658.49 mi (2,669.08 km) |
| Ciechanow to Beja | 1,702.05 mi (2,739.19 km) |
| Ciechanow to Belas | 1,718.51 mi (2,765.68 km) |
| Ciechanow to Benavente | 1,691.12 mi (2,721.60 km) |
