What is KTN Number?

A Known Traveler Number or KTN is a unique identification number issued to the individual after enrolling in a travel trusted program like TSA PreCheck or Global Entry. Moreover, the KTN Number helps travelers to bypass the security screening process at airports. Furthermore, with the help of this, travelers can avoid long queues at the airport. To learn more details on how to use it and guidelines, contact the customer service of the airlines or check out the blog linked above.