| Middle Island to Jacksonville (North Carolina) | 489.66 mi (788.03 km) |
| Middle Island to Jacksonville (Texas) | 1,379.89 mi (2,220.73 km) |
| Middle Island to Jacksonville Beach (Florida) | 872.54 mi (1,404.21 km) |
| Middle Island to James Island (South Carolina) | 682.69 mi (1,098.68 km) |
| Middle Island to Jamestown (New York) | 336.11 mi (540.91 km) |
| Middle Island to Jamestown (North Dakota) | 1,340.67 mi (2,157.60 km) |
| Middle Island to Janesville (Wisconsin) | 835.79 mi (1,345.07 km) |
| Middle Island to Jasmine Estates (Florida) | 1,030.07 mi (1,657.74 km) |
| Middle Island to Jasper (Alabama) | 922.90 mi (1,485.26 km) |
| Middle Island to Jasper (Indiana) | 763.36 mi (1,228.51 km) |
| Middle Island to Jefferson (Georgia) | 746.38 mi (1,201.18 km) |
| Middle Island to Jefferson (Louisiana) | 1,224.39 mi (1,970.47 km) |
| Middle Island to Jefferson City (Missouri) | 1,032.22 mi (1,661.20 km) |
| Middle Island to Jefferson Hills (Pennsylvania) | 368.81 mi (593.54 km) |
| Middle Island to Jefferson Valley-Yorktown (New York) | 53.62 mi (86.30 km) |
