my guess is California. Texas is about 100,000 km smaller than Pakistan, but it is the US state closest in size. California is 370,000 km smaller than Pakistan.
Texas
Montana is the closest state in size to Germany.
As Russia is so large the closest US state to its size is the largest, which is Alaska.
No US state has that area. The closest is Maryland, with 12,407 square miles.
In land area, the Netherlands is closest in size to Maryland.
Montana is the closest state to this size.
Alaska is a bit bigger than Mongolia and closest in size to it of any US state.
Rhode Island is the closest state in size to Maui, although being over 1.5 times the size.
Well. Canada is HUGE. That's like saying which US state is similar in size to the entire USA. Alaska is the largest US state, so that is probably the closest answer.
Georgia is the American state that's closest in size to Suriname. Georgia's total area is 59,425 square miles [153,909 square kilometers]. Suriname's total area is 63,251 square miles [163,821 square kilometers].
Austria is slightly smaller than the US state of Maine.