August 31, 2017 20:21 Updated Follow Yes, OEA's fax number is (317) 233-9372. Be sure to include a cover sheet that clearly identifies the case by cause number. You must also mail a hard copy to OEA and to all other parties. Related articles Need Help? Have problems? Who do I call? What Agency? Do I have to figure county tax? How do I file an IDEM complaint? Are electronic equipment such as computers, copiers and projectors available for use in order to present evidence in my case during a hearing? I worked in Indiana six months. Then I worked six months in another state. How should I file my Indiana taxes?