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.
military officer, officer - any person in the armed services who holds a position of authority or command; an officer is responsible for the lives of his men. P.O., petty officer, PO - a noncommissioned officer in the Navy or Coast Guard with a rank comparable to sergeant in the Army. sergeant - any of several noncommissioned officer ranks in the Army or Air Force or Marines ranking above a corporal.