| Hercules to Oak Harbor (Washington) | 711.22 mi (1,144.60 km) |
| Hercules to Oak Hills (Oregon) | 521.42 mi (839.15 km) |
| Hercules to Oak Lawn (Illinois) | 1,835.35 mi (2,953.71 km) |
| Hercules to Oak Park (California) | 328.07 mi (527.97 km) |
| Hercules to Oak Park (Illinois) | 1,832.74 mi (2,949.51 km) |
| Hercules to Oak Park (Michigan) | 2,065.34 mi (3,323.85 km) |
| Hercules to Oak Ridge (Florida) | 2,429.22 mi (3,909.45 km) |
| Hercules to Oak Ridge (New Jersey) | 2,522.30 mi (4,059.25 km) |
| Hercules to Oak Ridge (Tennessee) | 2,085.44 mi (3,356.19 km) |
| Hercules to Oakdale (California) | 78.70 mi (126.66 km) |
| Hercules to Oakdale (Minnesota) | 1,580.77 mi (2,544.00 km) |
| Hercules to Oakland (California) | 15.08 mi (24.27 km) |
| Hercules to Oakland (New Jersey) | 2,535.41 mi (4,080.35 km) |
| Hercules to Oakland Park (Florida) | 2,571.90 mi (4,139.07 km) |
| Hercules to Oakleaf Plantation (Florida) | 2,356.22 mi (3,791.97 km) |
