| Grayslake to Port Chester (New York) | 746.22 mi (1,200.93 km) |
| Grayslake to Port Hueneme (California) | 1,771.52 mi (2,850.98 km) |
| Grayslake to Port Huron (Michigan) | 287.66 mi (462.94 km) |
| Grayslake to Port Lavaca (Texas) | 1,062.91 mi (1,710.58 km) |
| Grayslake to Port Neches (Texas) | 915.10 mi (1,472.72 km) |
| Grayslake to Port Orange (Florida) | 994.52 mi (1,600.52 km) |
| Grayslake to Port Orchard (Washington) | 1,716.17 mi (2,761.91 km) |
| Grayslake to Port Royal (South Carolina) | 798.04 mi (1,284.32 km) |
| Grayslake to Port Salerno (Florida) | 1,139.10 mi (1,833.20 km) |
| Grayslake to Port St. John (Florida) | 1,039.74 mi (1,673.30 km) |
| Grayslake to Port St. Lucie (Florida) | 1,126.15 mi (1,812.37 km) |
| Grayslake to Port Washington (New York) | 748.41 mi (1,204.45 km) |
| Grayslake to Port Washington (Wisconsin) | 72.53 mi (116.73 km) |
| Grayslake to Port Wentworth (Georgia) | 794.69 mi (1,278.93 km) |
| Grayslake to Portage (Indiana) | 68.16 mi (109.69 km) |
