Map of the St. Louis area showing the position and track of the aircraft described in the post.

🇺🇸 N8554X - Boeing 737NG 800/W - Southwest Airlines SWA3806/WN3806, Cleveland-Hopkins (CLE) to Harry Reid (LAS) - 14.1 mi away @ 37750 ft, heading WSW at 477 mph. Spotted 74x before! [03:45:13 PM CDT] #ABBCE5 #N8554X #B738 #SOUTHWEST #SWA3806 #WN3806 #ADSB #ADSBbot