Montgomery County Maryland Court Circuit Court District Court Orphans’ Courts Circuit Courts in Montgomery County Montgomery County Circuit CourtCircuit Court Building50 Maryland Ave, Rockville, MD 20850Phone: 240-777-9400 Montgomery County Circuit Court – Juvenile DepartmentCircuit Court Building50 Maryland Ave, Rockville, MD 20850Phone: 240-777-9530 District Courts in Montgomery County Montgomery County District Court – RockvilleDistrict Court Building191 E Jefferson St, Rockville, MD 20850Phone: 301-563-8800 Montgomery County District Court – Silver SpringL. Leonard Ruben District Court Building8552 2nd Ave, Silver Spring, MD 20910Phone: 301-563-8500 Orphans’ Courts in Montgomery County Montgomery County Orphans’ CourtMontgomery County Circuit Court50 Maryland Ave, Rockville, MD 20850Phone: 240-777-9600Fax: 240-777-9602