Originally Posted by boeingATL
yes noticed that too, guess it was because I was banking my miles with DL. But what about the 2 digits that appear. On my passes today, one had "16" and one had "10" What's that?
It's probably the sequence number. It starts at one and increases by one for each passenger who checks in for a flight. 16 means you were the 16th person to check in for that flight.