Here's some tips that may help you when booking or changing your next Southwest reservation: The Internet and the Modern Person 1. Our confirmation numbers never contain the number 0 or number 1. It's always the letters O and I.
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Please Note: All confirmation numbers consist of a unique six-digit code and do not include the number 0 (zero) or the number 1 (one).
B boarding group: This is the next best boarding group to be in if you want the chance to select a seat you can live with. However, being near the beginning of the B group is a lot better than the end.
Your confirmation code, usually a six-digit string of letters or numbers, is randomly generated and identifies you as a unique passenger. Confirmation codes are needed to change or update a flight.
If both flights are on the same reservation, getting from point A to B then you will receive boarding positions for the second flight when you check-in for the first flight. If you booked each flight separately then you will need to check in for each on individually.
How Are the Numerals in Flight Numbers Created? At the most basic level, flight numbers can only be up to 4 digits long. Airlines can choose any number from 1 to 9999. Due to superstition, they avoid using flight numbers 13, 666 and the like.