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.
Being a member of the clerical support staff can be an ideal way to begin work at an organization. Most clerical jobs require minimal education and allow workers to learn valuable office skills on the job.