| Valley Center to Abilene (Texas) | 1,003.24 mi (1,614.55 km) |
| Valley Center to Accokeek (Maryland) | 2,251.24 mi (3,623.02 km) |
| Valley Center to Acworth (Georgia) | 1,853.51 mi (2,982.94 km) |
| Valley Center to Ada (Oklahoma) | 1,168.34 mi (1,880.26 km) |
| Valley Center to Addison (Illinois) | 1,688.22 mi (2,716.92 km) |
| Valley Center to Addison (Texas) | 1,166.44 mi (1,877.20 km) |
| Valley Center to Adelanto (California) | 96.28 mi (154.95 km) |
| Valley Center to Adelphi (Maryland) | 2,252.19 mi (3,624.55 km) |
| Valley Center to Adrian (Michigan) | 1,888.88 mi (3,039.86 km) |
| Valley Center to Affton (Missouri) | 1,532.52 mi (2,466.35 km) |
| Valley Center to Agoura Hills (California) | 118.69 mi (191.01 km) |
| Valley Center to Aguadilla (Puerto Rico) | 3,231.89 mi (5,201.22 km) |
| Valley Center to Aiken (South Carolina) | 2,026.07 mi (3,260.65 km) |
| Valley Center to Akron (Ohio) | 2,013.05 mi (3,239.68 km) |
| Valley Center to Alabaster (Alabama) | 1,738.92 mi (2,798.52 km) |
