Hang-up call. Caller I.D. "West Harrison NY." I called the number: "Thanks for calling. The survey you were called for has now finished." When I looked up the number, I saw that it is a mobile phone registered in Calcutta, which is now spelled Kolkata: "Operator MTS CDMA,
Corporation Sistema Shyam TeleServices Ltd..Location Kolkata, Circle Kolkata Telecom Circle.