| Gresham to Arcos de Valdevez | 5,163.58 mi (8,309.97 km) |
| Gresham to Arcozelo | 5,196.92 mi (8,363.63 km) |
| Gresham to Arganil | 5,260.64 mi (8,466.19 km) |
| Gresham to Arouca | 5,216.84 mi (8,395.69 km) |
| Gresham to Arruda dos Vinhos | 5,289.22 mi (8,512.17 km) |
| Gresham to Aveiro | 5,218.40 mi (8,398.20 km) |
| Gresham to Aver-o-Mar | 5,174.45 mi (8,327.48 km) |
| Gresham to Aves | 5,188.70 mi (8,350.41 km) |
| Gresham to Azambuja | 5,291.99 mi (8,516.63 km) |
| Gresham to Baiao | 5,212.03 mi (8,387.94 km) |
| Gresham to Barcelos | 5,173.87 mi (8,326.54 km) |
| Gresham to Barreiro | 5,305.63 mi (8,538.58 km) |
| Gresham to Batalha | 5,264.09 mi (8,471.74 km) |
| Gresham to Beja | 5,380.73 mi (8,659.45 km) |
| Gresham to Belas | 5,292.69 mi (8,517.76 km) |
