| Chapel Hill to Arcos de Valdevez | 3,712.28 mi (5,974.33 km) |
| Chapel Hill to Arcozelo | 3,719.15 mi (5,985.39 km) |
| Chapel Hill to Arganil | 3,767.41 mi (6,063.06 km) |
| Chapel Hill to Arouca | 3,741.34 mi (6,021.11 km) |
| Chapel Hill to Arruda dos Vinhos | 3,746.14 mi (6,028.83 km) |
| Chapel Hill to Aveiro | 3,728.24 mi (6,000.02 km) |
| Chapel Hill to Aver-o-Mar | 3,704.97 mi (5,962.57 km) |
| Chapel Hill to Aves | 3,727.15 mi (5,998.27 km) |
| Chapel Hill to Azambuja | 3,754.20 mi (6,041.81 km) |
| Chapel Hill to Baiao | 3,746.42 mi (6,029.28 km) |
| Chapel Hill to Barcelos | 3,709.92 mi (5,970.54 km) |
| Chapel Hill to Barreiro | 3,753.77 mi (6,041.11 km) |
| Chapel Hill to Batalha | 3,743.66 mi (6,024.83 km) |
| Chapel Hill to Beja | 3,829.31 mi (6,162.69 km) |
| Chapel Hill to Belas | 3,740.80 mi (6,020.23 km) |
