City Airways (Thailand) Boeing 737-4Y0 HS-GTA (msn 24688) (Go Every City by City Airways) DMK (Michael B. Ing). Image: 910579. Posted on January 8, 2013 by Bruce Drum Posted in City Airways (Thailand) Tagged 24688, 737, 737400, 7374Y0, aviation, Bangkok, Boeing, Boeing 737, Boeing 737400, City Airways, City Airways (Thailand), City Airways Company Limited, DMK, Don Mueang, HSGTA, photo, photography, transportation Leave a comment Copyright Photo: Michael B. Ing.