| East Islip to Jeffersonville (Indiana) | 686.40 mi (1,104.66 km) |
| East Islip to Jenison (Michigan) | 667.40 mi (1,074.07 km) |
| East Islip to Jenks (Oklahoma) | 1,272.95 mi (2,048.62 km) |
| East Islip to Jennings (Missouri) | 916.51 mi (1,474.98 km) |
| East Islip to Jensen Beach (Florida) | 1,014.52 mi (1,632.72 km) |
| East Islip to Jericho (New York) | 19.05 mi (30.66 km) |
| East Islip to Jerome (Idaho) | 2,114.46 mi (3,402.89 km) |
| East Islip to Jersey City (New Jersey) | 46.17 mi (74.31 km) |
| East Islip to Jessup (Maryland) | 219.17 mi (352.72 km) |
| East Islip to Johns Creek (Georgia) | 760.29 mi (1,223.57 km) |
| East Islip to Johnson City (New York) | 173.18 mi (278.71 km) |
| East Islip to Johnson City (Tennessee) | 581.51 mi (935.85 km) |
| East Islip to Johnston (Iowa) | 1,067.04 mi (1,717.23 km) |
| East Islip to Johnstown (Colorado) | 1,658.79 mi (2,669.57 km) |
| East Islip to Johnstown (Pennsylvania) | 302.27 mi (486.46 km) |
