| Grayslake to Oak Harbor (Washington) | 1,714.88 mi (2,759.83 km) |
| Grayslake to Oak Hills (Oregon) | 1,731.99 mi (2,787.37 km) |
| Grayslake to Oak Lawn (Illinois) | 45.63 mi (73.44 km) |
| Grayslake to Oak Park (California) | 1,748.70 mi (2,814.27 km) |
| Grayslake to Oak Park (Illinois) | 33.72 mi (54.27 km) |
| Grayslake to Oak Park (Michigan) | 247.63 mi (398.53 km) |
| Grayslake to Oak Ridge (Florida) | 1,027.22 mi (1,653.15 km) |
| Grayslake to Oak Ridge (New Jersey) | 703.53 mi (1,132.23 km) |
| Grayslake to Oak Ridge (Tennessee) | 483.88 mi (778.72 km) |
| Grayslake to Oakdale (California) | 1,752.78 mi (2,820.83 km) |
| Grayslake to Oakdale (Minnesota) | 306.79 mi (493.73 km) |
| Grayslake to Oakland (California) | 1,822.02 mi (2,932.26 km) |
| Grayslake to Oakland (New Jersey) | 716.62 mi (1,153.29 km) |
| Grayslake to Oakland Park (Florida) | 1,202.61 mi (1,935.42 km) |
| Grayslake to Oakleaf Plantation (Florida) | 908.49 mi (1,462.08 km) |
