| Gunbarrel to Arcos de Valdevez | 4,750.50 mi (7,645.18 km) |
| Gunbarrel to Arcozelo | 4,772.89 mi (7,681.23 km) |
| Gunbarrel to Arganil | 4,831.63 mi (7,775.76 km) |
| Gunbarrel to Arouca | 4,794.52 mi (7,716.03 km) |
| Gunbarrel to Arruda dos Vinhos | 4,838.14 mi (7,786.23 km) |
| Gunbarrel to Aveiro | 4,789.42 mi (7,707.82 km) |
| Gunbarrel to Aver-o-Mar | 4,753.46 mi (7,649.95 km) |
| Gunbarrel to Aves | 4,771.81 mi (7,679.48 km) |
| Gunbarrel to Azambuja | 4,843.44 mi (7,794.76 km) |
| Gunbarrel to Baiao | 4,794.06 mi (7,715.30 km) |
| Gunbarrel to Barcelos | 4,755.38 mi (7,653.04 km) |
| Gunbarrel to Barreiro | 4,850.99 mi (7,806.91 km) |
| Gunbarrel to Batalha | 4,822.68 mi (7,761.35 km) |
| Gunbarrel to Beja | 4,928.57 mi (7,931.77 km) |
| Gunbarrel to Belas | 4,837.64 mi (7,785.42 km) |
