Originally Posted by
EWR764
Going way back into ancient history, United used to have "phantom" flights in the schedule for various training purposes, including "flights" from city ticket offices, bus stations and non-airports, but one would think technology has superseded the need to have these in the system.
Who knows, maybe it hasn't, and there's still some purpose for them?
That could explain some things. I’ve seen airport codes that don’t exist. Periodically, I also see a flight with the equipment listed as “Truck.”