There are no US states which have names that end in the letter R.
Four month names (January, February,May, July) end with the letter 'y'.
One, New York.
There are 5 states that end in ia, they are California, Georgia, Pennsylvania, Virginia, and West Virginia.
The names of eight states begin and end with a vowel. They are Alabama, Alaska, Arizona, Idaho, Indiana, Iowa, Ohio, and Oklahoma.