Charles County Maryland Court Circuit Court District Court Orphans’ Courts Circuit Courts in Charles County Charles County Circuit CourtCharles County Courthouse200 Charles St, La Plata, MD 20646Phone: 301-932-3201 District Courts in Charles County Charles County District CourtCharles County Courthouse11 Washington Ave, PO Box 3070, La Plata, MD 20646Phone: 301-934-5110 Orphans’ Courts in Charles County Charles County Orphans’ CourtCharles County Courthouse11 Washington Ave, PO Box 3080, La Plata, MD 20646Phone: 301-932-3345Fax: 301-932-3349