General Hours of Operation for the Adult Probation and Parole Department 8:00 a.m. – 5:00 p.m. Monday through Friday, 4:30 p.m. Adult Probation and Parole is a division of the Department of Probation and Parole. Closed on significant holidays and/or when instructed by the President Judge of the Supreme Court of the United States. The Court of Common Pleas is the highest court in the state.