What are the pseudo city codes for FlightStats? Brad Exline February 11, 2016 23:16 Updated Follow Apollo = 12AO Amadeus = PDX1S213D Worldspan = 1F9 Related articles How can I quickly clear out my TripAssist "Open Issue List"? Why was messaging sent on a flight that is no longer booked? What is ASDI? Why is one person receiving another person's Trip Alert messaging? What is MCT and can I change its setting? Comments 0 comments Article is closed for comments.