Registered Office of the Indian Institute of Astrology 7A, Benoy Bose Road Ground Floor (Behind Lansdowne Market) Kolkata - 700 025 Phone: 24746678 Mobile: 9432437030/ 7278444123 Admittance Shri Biswanath Chatterjee , Office Assistant, received Gold Medal from the Indian Institute of Astrology on June 06, 2009, for his outstanding service towards the various activities of the Indian Institute of Astrology.