Ashmolean Museum Staff entrance and Education visitors.
Also; the entrance to the rooftop Ashmolean Restaurant after 5pm.

Unable to answer "What is the house number of this building?" for osm.org/way/254761803 via StreetComplete 33.2:

can't see a number or numbers from road

That address is called Wilde Court, 47 West Way, Oxford, OX2 0FH

that place called Wilde Court

via StreetComplete 36.1

Unable to answer "What are the opening hours of Oxford US Global Primary polling station?" for osm.org/way/401021092 via StreetComplete 36.1:

Is long over - not there any more

The Jam Factory (226395302) website gives its address as "Hollybush Row, Oxford OX1 1HU", however two other FHRS entries with that postcode are on Park End Street. Is Hollybush Row the location of the entrance, rather tha the address - and would adding an entrance=main node might clarify this?

this place called Student Castle its a student accommodation

The house name is Mill Stream House OX1 1EB

102 was a single detached, unlike all the others in Arthray Rd. It has been extended to create another house.

via StreetComplete 33.2

Not sure the Dual Carrageway starts/ends until about here south west of the junction. the filters seem to confuse thngs.