Ohio Auditor Share: Ohio Auditor Visit Website Office of Auditor of State 88 East Broad Street, 5th Floor Columbus, Ohio 43215 (419) 245-2811 (866) 296-1305 (fax) ohioauditor.gov Facebook Twitter About Map About The Auditor of State's office strives for clean, accountable and efficient governments for those we serve, the people of Ohio. We are professionals working under objective standards, driven by facts. What's Nearby? Distance: 5 10 15 20 25 50 mi.