Angola
slightly less than twice the size of Texas

Anguilla
about half the size of Washington, DC

Antarctica
slightly less than 1.5 times the size of the US

Antigua and Barbuda
2.5 times the size of Washington, DC

Arctic Ocean
slightly less than 1.5 times the size of the US

Argentina
slightly less than three-tenths the size of the US

Armenia
slightly smaller than Maryland

Aruba
slightly larger than Washington, DC

Ashmore and Cartier Islands about eight times the size of The Mall in Washington, DC

Atlantic Ocean
slightly less than 6.5 times the size of the US