Had me intrigued, so I spent 5 minutes looking at this year's draft. 14 different states represented, plus no info on Isaiah Wynn.
CA - 6
FL - 5
PA, NC, GA, AL, VA, NJ, OH, TX - 2 each
MN, NY, ID, WY - 1 each
Edit: I now see that the original article was players' high school, not their place of birth. My list is birth.
By High School (1 missing, not going back to find out who I missed)
CA - 6
FL - 5
PA - 3
NC, GA, AL,TX,OH,NJ,VA - 2 each
MN, ID,WY - 1 each