Here are the few working Paytm coupon codes verified on 24th May 2016.
Works for new Paytm users only. Use NEW50 or PAYTMAPP as the coupon code when you first time recharging through Paytm with new user ID and phone number. Minimum recharge amount Rs. 100. It works for DTH recharges also.
Flat 4% Cash Back:
Paytm offers Flat 4% cashback up to Rs. 200 on all mobile recharges and bill payments. Not applicable to Airtel prepaid/postpaid and DTH. Use coupon code GRAB200 while recharging. It works for maximum five times only.
For Bill Payments:
Use BILLPAY as coupon code while paying water, gas, electricity bills through Paytm. If you are a new user, use PAYBILL coupon code to get Rs. 75 cashback on minimum Rs. 500 bill payment.
If you are a new user, you can use NEWLINE to get Rs. 100 cashback on minimum Rs. 600 landline bill payment. You can also use coupon code BROADBAND.
Use ELEC5 as the coupon code and get 5% cashback up to max Rs. 200 on every electricity bill payment. It works maximum 5 times.