Hello Dear,

Which center you are talking about. As per the details mentioned by you, your query is not clear. Please mention more details of the course and institute in which center you want to know. Please elaborate your question and feel free to ask your doubts here for quick resolution of your query. If you  are asking about your 10th/12th board exam center then the center will be decided by the state board. Every district have different pattern on distributing center.

Good Luck