| Grayslake to Iselin (New Jersey) | 719.93 mi (1,158.61 km) |
| Grayslake to Isla Vista (California) | 1,796.79 mi (2,891.66 km) |
| Grayslake to Issaquah (Washington) | 1,687.51 mi (2,715.79 km) |
| Grayslake to Ithaca (New York) | 587.98 mi (946.26 km) |
| Grayslake to Ives Estates (Florida) | 1,215.96 mi (1,956.90 km) |
| Grayslake to Jackson (Michigan) | 185.64 mi (298.76 km) |
| Grayslake to Jackson (Mississippi) | 702.84 mi (1,131.11 km) |
| Grayslake to Jackson (Missouri) | 353.36 mi (568.67 km) |
| Grayslake to Jackson (Tennessee) | 464.00 mi (746.74 km) |
| Grayslake to Jackson (Wyoming) | 1,149.95 mi (1,850.66 km) |
| Grayslake to Jacksonville (Alabama) | 602.31 mi (969.33 km) |
| Grayslake to Jacksonville (Arkansas) | 560.69 mi (902.34 km) |
| Grayslake to Jacksonville (Florida) | 901.33 mi (1,450.56 km) |
| Grayslake to Jacksonville (Illinois) | 213.70 mi (343.91 km) |
| Grayslake to Jacksonville (North Carolina) | 778.12 mi (1,252.27 km) |
