| Grayslake to Forney (Texas) | 806.76 mi (1,298.35 km) |
| Grayslake to Forrest City (Arkansas) | 527.59 mi (849.07 km) |
| Grayslake to Fort Atkinson (Wisconsin) | 57.70 mi (92.86 km) |
| Grayslake to Fort Bliss (Texas) | 1,239.87 mi (1,995.37 km) |
| Grayslake to Fort Campbell North (Kentucky) | 393.39 mi (633.10 km) |
| Grayslake to Fort Carson (Colorado) | 912.45 mi (1,468.45 km) |
| Grayslake to Fort Collins (Colorado) | 889.24 mi (1,431.09 km) |
| Grayslake to Fort Dodge (Iowa) | 313.37 mi (504.32 km) |
| Grayslake to Fort Drum (New York) | 627.55 mi (1,009.94 km) |
| Grayslake to Fort Hood (Texas) | 942.35 mi (1,516.57 km) |
| Grayslake to Fort Hunt (Virginia) | 627.17 mi (1,009.33 km) |
| Grayslake to Fort Lauderdale (Florida) | 1,205.14 mi (1,939.49 km) |
| Grayslake to Fort Lee (New Jersey) | 733.01 mi (1,179.67 km) |
| Grayslake to Fort Leonard Wood (Missouri) | 383.56 mi (617.28 km) |
| Grayslake to Fort Lewis (Washington) | 1,712.44 mi (2,755.91 km) |
