HDFC Bank — I am looking for noc for my credit card

I am looking for noc for my credit card, customer support team says card was blocked so we can't help but they gave me a number to call on, that number is never operational please call me at nine five 99 three zero 77 five eight
Please help me out or atleast tell me who can help me, so that i can get my noc asap.

Also arrange a call back from the concerned team or else share the email address on which you want me to mail you back.