There is a group petitioning for an Academy of Certified Archivists test site in Tulsa, OK for the exam this summer. The date would be July 26, 2017.
If you are in Oklahoma (or Arkansas!) and interested in testing this summer, please register and write in Tulsa, OK as a test site. The registration form: https://certifiedarchivists.wufoo.com/forms/aca-2017-exam-application/