| Business | Phone |
| Harrison County Court 100 W Market St # 6, Cadiz 43907 | (740) 942-8865 |
| Harrison County Juvenile Court 100 W Market St, Cadiz 43907 | (740) 942-8862 |
| Harrison County Magistrate 100 W Market St, Cadiz 43907 | (740) 942-1336 |
| Harrison County Probate Court 100 W Market St, Cadiz 43907 | (740) 942-8868 |