Juniata County Pennsylvania Court Courts of Common Pleas Magisterial District Courts Courts of Common Pleas in Juniata County Juniata County Court of Common PleasJuniata County CourthouseBridge and Main St, PO Box 68, Mifflintown, PA 17059Phone: 717-436-7715Fax: 717-436-7734 Juniata County Orphans’ Court1 N Main St, PO Box 68, Mifflintown, PA 17059Phone: 717-436-7709Fax: 717-436-7713 Magisterial District Courts in Juniata County Juniata County Magisterial District Court 41-3-01Juniata County Courthouse Annex30 N Main St, PO Box 7, Mifflintown, PA 17059Phone: 717-436-7722Fax: 717-436-7723 Juniata County Magisterial District Court 41-3-02Port Royal Community Building212 N Fourth St, PO Box 131, Port Royal, PA 17082Phone: 717-527-4949Fax: 717-527-2998