To contact JetBlue for travel-related inquiries, call 1-800-JETBLUE(1-800-473-6632). These numbers connect you to JetBlue’s customer support for help with reservations, flight changes, cancellations, and general travel questions. The service is available 24/7. For faster service, have your confirmation number or TrueBlue account details handy. If calling from outside the U.S., visit JetBlue’s website to find the appropriate international contact number. For group travel, JetBlue has a dedicated group desk you can reach through these same numbers or via a group request form online.