| Four Corners to Abilene (Texas) | 1,512.05 mi (2,433.41 km) |
| Four Corners to Accokeek (Maryland) | 2,374.25 mi (3,820.98 km) |
| Four Corners to Acworth (Georgia) | 2,152.38 mi (3,463.92 km) |
| Four Corners to Ada (Oklahoma) | 1,552.48 mi (2,498.48 km) |
| Four Corners to Addison (Illinois) | 1,752.85 mi (2,820.94 km) |
| Four Corners to Addison (Texas) | 1,619.23 mi (2,605.91 km) |
| Four Corners to Adelanto (California) | 772.53 mi (1,243.26 km) |
| Four Corners to Adelphi (Maryland) | 2,366.38 mi (3,808.31 km) |
| Four Corners to Adrian (Michigan) | 1,946.12 mi (3,131.97 km) |
| Four Corners to Affton (Missouri) | 1,727.10 mi (2,779.50 km) |
| Four Corners to Agoura Hills (California) | 777.48 mi (1,251.23 km) |
| Four Corners to Aguadilla (Puerto Rico) | 3,667.49 mi (5,902.26 km) |
| Four Corners to Aiken (South Carolina) | 2,314.91 mi (3,725.50 km) |
| Four Corners to Akron (Ohio) | 2,088.24 mi (3,360.69 km) |
| Four Corners to Alabaster (Alabama) | 2,079.66 mi (3,346.89 km) |
