Italy:
slightly larger than Arizona
Jamaica:
slightly smaller than Connecticut
Jan Mayen:
slightly more than twice the size of Washington, DC
Japan:
slightly smaller than California
Jarvis Island:
about eight times the size of The Mall in Washington,
DC
Jersey:
about 0.7 times the size of Washington, DC
Johnston Atoll:
about 4.7 times the size of The Mall in Washington,
DC
Jordan:
slightly smaller than Indiana
Juan de Nova Island:
about seven times the size of The Mall in
Washington, DC
Kazakhstan:
slightly less than four times the size of Texas