Treasurer State of Ohio Share: Treasurer State of Ohio 30 E Broad St. 10th Floor Columbus, OH 43215 (800) 228-1102 Rep Info Map Whom to Contact Pat McCauley 30 E Broad St. 10th Floor Columbus, OH 43215 Phone: (800) 228-1102 What's Nearby? Distance: 5 10 15 20 25 50 mi.