Courthouses in Gahanna, Ohio, the US. Courthouses locations in Gahanna, Ohio. Find the nearest courthouses locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Insurance Lawyer Real estate School Travel All courthouses in Gahanna US Inspector General Courthouse +1 614-751-9014 630 Morrison Road # 310, Gahanna, Ohio 43230 Write a review Phone Directions