| Hercules to Altus (Oklahoma) | 1,294.80 mi (2,083.79 km) |
| Hercules to Alum Rock (California) | 49.97 mi (80.41 km) |
| Hercules to Alvin (Texas) | 1,653.03 mi (2,660.30 km) |
| Hercules to Amarillo (Texas) | 1,146.99 mi (1,845.90 km) |
| Hercules to Amelia (Ohio) | 2,042.30 mi (3,286.76 km) |
| Hercules to American Canyon (California) | 11.97 mi (19.26 km) |
| Hercules to American Fork (Utah) | 583.25 mi (938.65 km) |
| Hercules to Americus (Georgia) | 2,174.64 mi (3,499.75 km) |
| Hercules to Ames (Iowa) | 1,533.02 mi (2,467.16 km) |
| Hercules to Amherst (Ohio) | 2,121.59 mi (3,414.36 km) |
| Hercules to Ammon (Idaho) | 657.58 mi (1,058.28 km) |
| Hercules to Amsterdam (New York) | 2,514.61 mi (4,046.88 km) |
| Hercules to Anacortes (Washington) | 724.44 mi (1,165.87 km) |
| Hercules to Anaheim (California) | 378.70 mi (609.46 km) |
| Hercules to Anchorage (Alaska) | 1,971.61 mi (3,172.99 km) |
