By SSC BOARD I think you are asking about the Maharastra State Board. Now to get the contact number of any institution you should visit the official website and then click on the contact us option. There you will get the contact number.

As per the official website the contact details are:

Maharashtra State Boardof Secondary &
Higher Secondary Education Pune Divisional Board
Shivajinagar, Pune, 411 005.

Divisional Chairman : (O) 020-25536722

Divisional Secretary : (O) 020-25536712 / 020-25536781 / 82 / 83

FAX : 020-25536761

Email : sscboardpune@gmail.com (mailto:sscboardpune@gmail.com)

For the official website you may visit the link provided below:

http://www.sscboardpune.in/eng/?page_id=16

I hope this answer helps. All the very best for your future endeavors!