Phone: 800-833-8261 | Fax: 877-727-0088
Application Support: UAN_Support@ohioauditor.gov
Technical Support: UAN_Tech@ohioauditor.gov
For other AOS departments, refer to AOS Contacts
 
Ohio Auditor of State – UAN
65 E. State St., 14th floor
Columbus, OH 43215
Mon. – Thur. | 7:30 a.m. – 5:15 p.m. |
Friday | 7:30 a.m. – 4:45 p.m. |
Saturday | 8:00 a.m. – 12:00 p.m. |
Sunday | Closed |
For extended and holiday hours see the 2025 Holiday Schedule