To retrieve your roll number, you can contact your school and provide them with your registration number. They can go through the records and provide you with your roll number. You can also find your Tamil Nadu SSLC exam roll number from the copies of the application form and admit card provided by the board.

You can also reach out to the examination officer in the Directorate of Government Examinations office in Tamil Nadu or visit the official website to submit your query and receive the roll number using your registration number.

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If you have forgotten your roll number for the SSLC (Secondary School Leaving Certificate) exam conducted by the Tamil Nadu State Board but have your registration number, you can retrieve it by following these steps:

1. Check Online

• TN Board Website : Visit the official website of the Tamil Nadu State Board of Education or the Directorate of Government Examinations, Tamil Nadu. Look for options related to "Find Roll Number" or "Lost Roll Number."
• Student Portal : If you have access to a student portal or examination-related website, log in using your registration number to retrieve your roll number.

2. Contact Your School

• School Administration : Reach out to your school’s administration or examination office. They often keep records of students' roll numbers and can assist you in retrieving it.
• Principal or Exam Coordinator : Contact the principal or the examination coordinator who may have access to your roll number information.

3. Contact the Examination Board

• Official Contact : Reach out to the Tamil Nadu Directorate of Government Examinations (DGE) through their official contact numbers or email. Provide your registration number and other required details to get assistance.
• Help Desk : Some boards have help desks or support services for such issues. Look for contact details on the official website.

4. Visit the Examination Office

• In-Person Inquiry : If online and school-based methods do not work, visit the examination office or regional office of the Tamil Nadu State Board in person. Carry your registration number and any other required identification.

5. Check Exam-Related Documents

• Previous Papers : If you have any old admit cards, mark sheets, or other exam-related documents, they might contain your roll number.
• School Records : Review any old records or documents provided by your school during the exam period.