Courthouses in Mullins, South Carolina, the US. Courthouses locations in Mullins, South Carolina. Find the nearest courthouses locations, near you. All types of business services Accounting ATM Courthouse Finance Funeral home Insurance Lawyer Real estate School All courthouses in Mullins Marion County Magistrate Court Courthouse +1 843-423-8208 2715 U.S. 76, Mullins, South Carolina 29574 Write a review Phone Website Directions