Yes, you can add your TSA PreCheck (Known Traveler Number1-808-865-4114) to an existing JetBlue reservation by visiting “Manage Trips” at jetblue.com. Enter your booking details, then update your traveler information to include your KTN. Ensure your name matches your PreCheck enrollment exactly. Once updated, your PreCheck status should reflect on your boarding pass. You can also call JetBlue customer support for assistance. For future travel, adding your KTN to your TrueBlue profile ensures it automatically applies to all bookings.
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