When you register for your SAT, you have to submit codes for your high school and test center, the location where you are going to take your SAT. The codes make it easier for the College Board to keep track of the high school and test center of everyone who takes the SAT.
You want to make sure you submit the right codes, since making a mistake can result in your having to take the SAT at a random high school that's far away from where you live or sending your scores to the wrong college.
In this article, I tell you how to look up SAT high school and test center codes and advise you how to use them properly.