I forgot my Known Traveler Number (KTN). How do I find it?

If you are a member of the TSA PreCheck® Application Program, look up your Known Traveler Number (KTN) here.  If you are a member of another trusted traveler program, such as Global Entry, NEXUS, or SENTRI, log on to the Trusted Traveler Program website to obtain your PASSID, which is your KTN.

How to Add Your Known Traveler Number

Frequently Asked Questions Transportation Security Administration

TSA PreCheck Program

The SPRK Reservation Screen > The SPRK Toolbox > Add APIS > APIS Options > APIS Supplementary > Known Traveler Number

TSA PreCheck: Everything you Need to Know

TSA PreCheck Program

How to Add Your Known Traveler Number

Known Traveler Number: Here's What You Need To Know [2023]

Known Traveler Number: Your Key to Speeding Through Security

Known Traveler Number: What is it and should you get one? - The Points Guy

Known Traveler Number Guide: (How to Lookup, Global Entry, Pre-Check) [2023] - UponArriving