| Middle Island to Jeffersontown (Kentucky) | 696.96 mi (1,121.65 km) |
| Middle Island to Jeffersonville (Indiana) | 700.78 mi (1,127.79 km) |
| Middle Island to Jenison (Michigan) | 676.32 mi (1,088.44 km) |
| Middle Island to Jenks (Oklahoma) | 1,286.94 mi (2,071.12 km) |
| Middle Island to Jennings (Missouri) | 929.77 mi (1,496.31 km) |
| Middle Island to Jensen Beach (Florida) | 1,029.97 mi (1,657.58 km) |
| Middle Island to Jericho (New York) | 31.90 mi (51.33 km) |
| Middle Island to Jerome (Idaho) | 2,123.17 mi (3,416.91 km) |
| Middle Island to Jersey City (New Jersey) | 59.87 mi (96.35 km) |
| Middle Island to Jessup (Maryland) | 235.58 mi (379.13 km) |
| Middle Island to Johns Creek (Georgia) | 776.94 mi (1,250.37 km) |
| Middle Island to Johnson City (New York) | 177.97 mi (286.42 km) |
| Middle Island to Johnson City (Tennessee) | 597.89 mi (962.21 km) |
| Middle Island to Johnston (Iowa) | 1,077.54 mi (1,734.13 km) |
| Middle Island to Johnstown (Colorado) | 1,669.43 mi (2,686.69 km) |
