For more information, see the Boone County Clerk's information on acceptable ID.
The Secretary of State will assist you getting a valid Missouri nondrivers license and cover the cost of any documents that are required to get the ID.
You can get this assistance at:
Requirements for voters who registered by post card and have not previously voted:
It's easy to look up your polling place once you are registered in Boone County. You will need to vote there, or else at the County Clerk's office itself (801 E Walnut, room 236) on Election Day.