| Valley Center to Arcos de Valdevez | 5,554.52 mi (8,939.13 km) |
| Valley Center to Arcozelo | 5,577.83 mi (8,976.66 km) |
| Valley Center to Arganil | 5,637.02 mi (9,071.91 km) |
| Valley Center to Arouca | 5,599.37 mi (9,011.31 km) |
| Valley Center to Arruda dos Vinhos | 5,644.75 mi (9,084.35 km) |
| Valley Center to Aveiro | 5,594.74 mi (9,003.86 km) |
| Valley Center to Aver-o-Mar | 5,558.13 mi (8,944.95 km) |
| Valley Center to Aves | 5,576.19 mi (8,974.01 km) |
| Valley Center to Azambuja | 5,649.95 mi (9,092.71 km) |
| Valley Center to Baiao | 5,598.58 mi (9,010.04 km) |
| Valley Center to Barcelos | 5,559.86 mi (8,947.73 km) |
| Valley Center to Barreiro | 5,657.76 mi (9,105.28 km) |
| Valley Center to Batalha | 5,628.80 mi (9,058.69 km) |
| Valley Center to Beja | 5,735.31 mi (9,230.09 km) |
| Valley Center to Belas | 5,644.41 mi (9,083.80 km) |
