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.
(Also known as Warranty Clerk, Warranty Officer, Warranty Administrator) A warranty specialist is a particular type of clerical officer who is specially trained to administer all aspects of the warranty policy of an organisation.