Once you've got your reservation wide variety, you can use it to check in on-line, make adjustments to your reservation, or cancel your flight. You'll additionally need it in case you need to touch customer service about your reservation. So bear in mind to write down that reservation quantity earlier than your subsequent Southwest flight! JetBlue Airways 18449194592 ✈️✈️✈️ reservation range is the number that you'll use to book your flight with JetBlue Airways ✈️✈️✈️. It's far from a 6-digit number that may be discovered on your ticket or itinerary. You may need this variety whilst you take a look at on-line or at the Airport.