| Columbia Heights to Arcos de Valdevez | 4,055.49 mi (6,526.69 km) |
| Columbia Heights to Arcozelo | 4,077.24 mi (6,561.69 km) |
| Columbia Heights to Arganil | 4,135.67 mi (6,655.72 km) |
| Columbia Heights to Arouca | 4,098.92 mi (6,596.58 km) |
| Columbia Heights to Arruda dos Vinhos | 4,141.50 mi (6,665.09 km) |
| Columbia Heights to Aveiro | 4,093.51 mi (6,587.87 km) |
| Columbia Heights to Aver-o-Mar | 4,057.99 mi (6,530.71 km) |
| Columbia Heights to Aves | 4,076.54 mi (6,560.56 km) |
| Columbia Heights to Azambuja | 4,146.85 mi (6,673.71 km) |
| Columbia Heights to Baiao | 4,098.70 mi (6,596.22 km) |
| Columbia Heights to Barcelos | 4,060.05 mi (6,534.02 km) |
| Columbia Heights to Barreiro | 4,154.28 mi (6,685.67 km) |
| Columbia Heights to Batalha | 4,126.28 mi (6,640.60 km) |
| Columbia Heights to Beja | 4,231.87 mi (6,810.54 km) |
| Columbia Heights to Belas | 4,140.93 mi (6,664.19 km) |
