IDFC FASTag customer care number IDFC FASTag customer care number (for Tag Holders/Customers) 1800-266-9970 IDFC FIRST Bank FASTag-FIRSTforward is a simple reloadable tag that can be affixes to the windscreen of the car. The tag uses Radio Frequency Identification (RFID) technology that allows toll charges to be paid automatically and allows you to […]