Chattagram Bhaban, 3rd Floor,
32 Topkhana Road, Purana Paltan,
Dhaka - 1000
115/3 Ahmed Bagh(2nd Floor),
Bashabo, Dhaka - 1214
Phone No: 41052252
Phone No: 41052253
Mobile No: 01747685578
E-mail: info@itbangla.org
E-mail: itblspprt@gmail.com
E-mail: itblspprt@yahoo.com