Natbu2384
Unable to answer "What is the reference number of this bus stop?" for https://osm.org/node/8942796717 via StreetComplete 33.1:

This is the Richmond Downtown Flixbus stop, one of two Flixbus stops in Richmond VA. I don't know how you'll map out it's general routes but power to you if you can. It doesn't have any markers signifying it's where the flixbus is but they come around pretty often.