| Four Corners to Altus (Oklahoma) | 1,435.31 mi (2,309.91 km) |
| Four Corners to Alum Rock (California) | 525.71 mi (846.05 km) |
| Four Corners to Alvin (Texas) | 1,849.47 mi (2,976.43 km) |
| Four Corners to Amarillo (Texas) | 1,298.66 mi (2,089.99 km) |
| Four Corners to Amelia (Ohio) | 2,011.79 mi (3,237.66 km) |
| Four Corners to American Canyon (California) | 467.80 mi (752.84 km) |
| Four Corners to American Fork (Utah) | 648.40 mi (1,043.50 km) |
| Four Corners to Americus (Georgia) | 2,249.20 mi (3,619.74 km) |
| Four Corners to Ames (Iowa) | 1,477.00 mi (2,377.00 km) |
| Four Corners to Amherst (Ohio) | 2,045.89 mi (3,292.54 km) |
| Four Corners to Ammon (Idaho) | 554.39 mi (892.20 km) |
| Four Corners to Amsterdam (New York) | 2,394.19 mi (3,853.08 km) |
| Four Corners to Anacortes (Washington) | 246.43 mi (396.59 km) |
| Four Corners to Anaheim (California) | 813.05 mi (1,308.47 km) |
| Four Corners to Anchorage (Alaska) | 1,540.27 mi (2,478.82 km) |
