Chad
slightly more than three times the size of California
Chile
slightly smaller than twice the size of Montana
China
slightly smaller than the US
Christmas Island
about three-quarters the size of Washington, DC
Clipperton Island
about 12 times the size of The Mall in Washington,
DC
Cocos (Keeling) Islands
about 24 times the size of The Mall in
Washington, DC
Colombia
slightly less than twice the size of Texas
Comoros
slightly more than 12 times the size of Washington, DC
Congo, Democratic Republic of the slightly less than one-fourth the size of the US
Congo, Republic of the
slightly smaller than Montana