Probation Office 107 S Pennsylvania Ave Mangum, OK 73554 Phone : (580) 782-2112 Business Category Social Service & Welfare Organizations Individual & Family Social Services Probation Services Mangum--state Of Oklahoma Probation & Parole Division 107 S Pennsylvania Ave Mangum, OK 73554 Phone : (580) 782-2112 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools