To report loss of your Forex Card, just call VISA Global Customer Assistance (GCAS);
this service is available to our Forex Card customer anywhere in the world.
For a nominal cost, you can request for the card to be delivered to you. For assistance in India, the toll free number is 000 117 highlight followed by 866 765 9644 when asked. Alternatively, you may place a collect call from anywhere in the world to +1 303 967 1090.
Visit Visa Global Customer Assistance at http://www.visa-asia.com/ap/Subscription/gcas.jsp