Harford County Maryland Court Circuit Courts in Harford County District Courts in Harford County Orphans’ Courts in Harford County Circuit Courts in Harford County Harford County Circuit CourtHarford County Courthouse20 W Courtland St, Bel Air, MD 21014Phone: 410-838-4952 District Courts in Harford County Harford County District CourtMary E. W. Risteau Multi-Service Center2 S Bond St, #100, Bel Air, MD 21014Phone: 410-836-4545 Orphans’ Courts in Harford County Harford County Orphans’ CourtMutual Fire Insurance Building18 Office St, Bel Air, MD 21014Phone: 410-638-3275Fax: 410-893-3177