https://www.coinbazaar.in/contact-us
Tejaswini Ummadi
https://www.quora.com/Is-it-possible-to-exchange-an-old-500-rupee-note-in-2019-I-have-6-notes-What-do-I-do-now
https://ccard.centralbankofindia.co.in/
https://www.centralbankofindia.co.in/english/home.aspx#
