We are constantly striving to make our products & services better. In case of a concern or feedback, please let us know. We are always there to support you in any query you might have. Your security is paramount. Have a question? We've got answers. Please share your concern or feedback with us. Remove the adhesive strip and put the tag carefully in the centre of your vehicle's front windshield (from inside just behind the rear view mirror). Make sure that the Customer Service toll free number is visible to the driver. Add money to your linked bank account to facilitate automatic deduction of applicable toll charges at all NHAI toll plazas. Kindly keep the Instructions set attached in the FASTag Welcome kit handy for quick reference " Don't use cello tape or other adhesives in order ... Paytm FASTag Customer Care Number: Call 1800-120-4210 and provide the mobile number registered with the tag along with the Vehicle Registration Number (VRN) or Tag ID. Log in to the FASTag Paytm portal using your user ID or wallet ID and password. Paytm FASTag services have been discontinued since March 15, 2024. Learn how to close your account, retrieve your funds through Paytm Fastag customer care .