The correct spelling is "Illinois".
The correct spelling, if you mean the State, is Idaho.
The correct spelling is "Louisiana" (U.S. state).
That is the correct spelling for the US state, Kentucky.
The US state or river is spelled "Mississippi."
That is the correct spelling of the proper noun (river or state) Mississippi.
The correct spelling of the proper noun, a US state, is Alaska.
That is the correct spelling for a person or thing from the state of Ohio, Ohioan.
The correct spelling of the proper noun, a US state, is Massachusetts.
NO that s not even the correct spelling of the state
That is the correct spelling of Alabama, a state in the southeast US.
That is the correct spelling of the US state Oklahoma.