How many numbers is your known traveler number?


How many numbers is your known traveler number? For members approved for the TSA PreCheck® Application Program, this number is 9 digits long, can be a combination of numbers and letters and typically begins with TT for those who enrolled through IDEMIA or TE for those who enrolled through Telos both which are official TSA PreCheck® enrollment providers.


Can you add your known traveler number at the airport?

How Do I Add My Known Traveler Number to An Airline Reservation? If you received your KTN after booking an existing airline reservation, you may add it at the boarding counter, or at the self-service kiosk at the airport.


How do I check my known traveler status?

Visit the TSA PreCheck website and click on the Check Status button. Enter your full name, date of birth and passport number or your Known Traveler Number (KTN). Review your TSA PreCheck status.


What are the 2 numbers on my Global Entry card?

There are two 9-digit numbers on the back of the Global Entry card. The one on the upper left corner is the Known Traveler Number or PASSID. But on the upper right hand corner there is another 9-digit number, slightly larger than the PASSID.


Does your known traveler number change?

Yes. Members will keep the same KTN during the renewal process.


Do Known Traveler numbers expire?

TSA PreCheck enrollment expires five years after the initial approval of your Known Traveler Number (KTN). A lot can happen in five years—if it's been a while since your last trip, or if you've simply forgotten when you were approved, you can check your status anytime.


Is there an app for known traveler number?

Store your participation preference, TSA PreCheck® KTN and Passport Number in the airlines mobile app. By opting in, your identity can be verified without presenting a physical ID at bag drop, the security checkpoint, and at the boarding gate.


What documents do I need for a known traveler number?

Valid Proof of Citizenship
  • U.S. Birth Certificate.
  • U.S. Certificate of Citizenship (N-560 or N-561)
  • U.S. Certificate of Naturalization (N-550 or N-570)
  • U.S. Citizen Identification Card (I-179 or I-197)
  • Consular Report of Birth Abroad (FS-240)
  • Certification of Report of Birth Abroad (DS-1350 or FS-545)


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