Note: Your TSA PreCheck or Global Entry number is your Known Traveler Number. If you only have TSA PreCheck, log in to the Trusted Traveler Program website to access your PASSID/Known Traveler Number. If you lose your Global Entry, NEXUS, or SENTRI card, you can use the Trusted Traveler Program site to find the number.
If you are part of any frequent flyer rewards program with a particular airline, please provide informaiton here, including the name of the airline as well as your frequent flyer/rewards #.