| Grayslake to Frederick (Colorado) | 891.98 mi (1,435.50 km) |
| Grayslake to Frederick (Maryland) | 589.45 mi (948.63 km) |
| Grayslake to Fredericksburg (Texas) | 1,027.86 mi (1,654.17 km) |
| Grayslake to Fredericksburg (Virginia) | 621.19 mi (999.71 km) |
| Grayslake to Frederickson (Washington) | 1,702.71 mi (2,740.25 km) |
| Grayslake to Freeport (Illinois) | 81.86 mi (131.75 km) |
| Grayslake to Freeport (New York) | 755.84 mi (1,216.41 km) |
| Grayslake to Freeport (Texas) | 1,011.81 mi (1,628.36 km) |
| Grayslake to Fremont (California) | 1,816.70 mi (2,923.70 km) |
| Grayslake to Fremont (Nebraska) | 439.05 mi (706.58 km) |
| Grayslake to Fremont (Ohio) | 262.16 mi (421.91 km) |
| Grayslake to French Valley (California) | 1,684.63 mi (2,711.15 km) |
| Grayslake to Fresno (California) | 1,724.09 mi (2,774.65 km) |
| Grayslake to Fresno (Texas) | 976.64 mi (1,571.75 km) |
| Grayslake to Fridley (Minnesota) | 322.45 mi (518.94 km) |
