public String getPostCode() returns the post code from the
      Company section of a person's profile.
    Attention: Introduced in SDK version 1.3.
  Parameters
None
Returns
Returns a String representing the post code of the company's address. Returns null if not available.
Example
    PersonService ps = session.getServiceRegistry().getPersonService();
    
    Person p = ps.getPerson("joeuser");
    
    Company c = p.getCompany()
    
    Log.d(TAG, "post code: " + c.getPostCode());
      
      Would produce output such as the following:
post code: SL6 1AF