| East Islip to Duluth (Minnesota) | 1,030.75 mi (1,658.83 km) |
| East Islip to Dumas (Texas) | 1,588.74 mi (2,556.83 km) |
| East Islip to Dumont (New Jersey) | 44.75 mi (72.02 km) |
| East Islip to Duncan (Oklahoma) | 1,413.75 mi (2,275.20 km) |
| East Islip to Duncanville (Texas) | 1,422.41 mi (2,289.14 km) |
| East Islip to Dundalk (Maryland) | 201.86 mi (324.86 km) |
| East Islip to Dunedin (Florida) | 1,032.26 mi (1,661.26 km) |
| East Islip to Dunkirk (New York) | 339.76 mi (546.79 km) |
| East Islip to Dunmore (Pennsylvania) | 134.77 mi (216.89 km) |
| East Islip to Dunwoody (Georgia) | 769.17 mi (1,237.86 km) |
| East Islip to Durango (Colorado) | 1,865.90 mi (3,002.88 km) |
| East Islip to Durant (Oklahoma) | 1,351.65 mi (2,175.27 km) |
| East Islip to Durham (North Carolina) | 450.85 mi (725.57 km) |
| East Islip to Dyer (Indiana) | 746.61 mi (1,201.56 km) |
| East Islip to Dyersburg (Tennessee) | 932.85 mi (1,501.28 km) |
