Job Recruitment Website - Immigration policy - Do all non-immigrant visa applicants have to go to the US Embassy or Consulate General for an interview?

Do all non-immigrant visa applicants have to go to the US Embassy or Consulate General for an interview?

Most applicants are like this, with a few exceptions: A- 1, A-2 visa applicants (central government officials on business), C-2, C-3 (transit officials of the central government) or G- 1, G-2, G-3, G-.