Denmark
slightly less than twice the size of Massachusetts

Dhekelia
about three-quarters the size of Washington, DC

Djibouti
slightly smaller than Massachusetts

Dominica
slightly more than four times the size of Washington, DC

Dominican Republic
slightly more than twice the size of New Hampshire

East Timor
slightly larger than Connecticut

Ecuador
slightly smaller than Nevada

Egypt
slightly more than three times the size of New Mexico

El Salvador
slightly smaller than Massachusetts

Equatorial Guinea
slightly smaller than Maryland