Login your account by entering your mobile number and a one-time password (OTP) received for verification. Download the IDFC FIRST Bank FIRSTforward FASTag app today and say hello to relaxed... Check IDFC First Bank FASTag balance online in seconds via app, SMS, missed call & portal. Avoid toll delays & recharge instantly with IDFC FASTag for a smooth highway ride. IDFC FASTag recharge with Park+ app instantly for hassle free journey. Also, Login IDFC FASTag online to check IDFC FASTag balance in few clicks with Park+. Easily check your IDFC FIRST FASTag status online in just two simple steps. Contact IDFC FIRST Bank’s 24/7 customer care for further assistance!