| Monte Porzio Catone to Arcozelo | 1,104.63 mi (1,777.73 km) |
| Monte Porzio Catone to Arganil | 1,085.76 mi (1,747.36 km) |
| Monte Porzio Catone to Arouca | 1,085.82 mi (1,747.45 km) |
| Monte Porzio Catone to Arruda dos Vinhos | 1,159.53 mi (1,866.09 km) |
| Monte Porzio Catone to Aveiro | 1,110.50 mi (1,787.17 km) |
| Monte Porzio Catone to Aver-o-Mar | 1,107.41 mi (1,782.21 km) |
| Monte Porzio Catone to Aves | 1,083.01 mi (1,742.94 km) |
| Monte Porzio Catone to Azambuja | 1,147.60 mi (1,846.89 km) |
| Monte Porzio Catone to Baiao | 1,072.23 mi (1,725.59 km) |
| Monte Porzio Catone to Barcelos | 1,098.47 mi (1,767.82 km) |
| Monte Porzio Catone to Barreiro | 1,166.00 mi (1,876.49 km) |
| Monte Porzio Catone to Batalha | 1,133.40 mi (1,824.03 km) |
| Monte Porzio Catone to Beja | 1,119.42 mi (1,801.53 km) |
| Monte Porzio Catone to Belas | 1,174.27 mi (1,889.81 km) |
| Monte Porzio Catone to Benavente | 1,146.14 mi (1,844.54 km) |
