If your on the east coast and calling the west coast you are 3 hours ahead of pacific time so if you call at 9 am EST your calling 6 am PST. Central time is one hour behind eastern standard time.
A clerical officer is a person who handles a wide variety of administrative and clerical responsibilities for a particular employer. Specific duties differ for each position, but clerical officers generally support the activities of executive staff.
A prison officer (UK and Ireland, and the official English title in Denmark, Finland, and Sweden), also known as corrections officer (New Zealand, US), correctional officer (Australia, Canada, Jamaica, and US), detention officer (US) or penal officer (US), is a person responsible for the supervision, safety, and security of prisoners in a prison, jail, or similar form of secure custody.