Robsons 1832 directory index
Also see Castle alley in 1818
This is the earliest street directory I have found so far which also includes pub history detail.
Bank buildings, Cornhill
Arnull J J
Ladbrokes, Kingscote & Gilman
Bank Coffee House, Grubb William
Ellis Thomas
Batten E
Sproston Samuel
Ritchie Samuel
Key William
Reid A D