A heritage listing protects the fabric, not the use. These are the businesses mapped inside the listed building right now — the part of the story the register does not keep.
Department of Education · Government offices Department of Premier and Cabinet · Government offices Department of Treasury and Finance · Government offices Old Treasury Building Museum · Museums Treasury Deli and Cafe · Cafes Treasury Theatre · Theatres Victorian Aboriginal Heritage Council · Government offices Victorian Academy of Teaching and Leadership · Universities Victorian Marriage Registry · Government offices Victorian Public Sector Commission · Government offices Victorian School Building Authority · Government offices
Other places on the register within a couple of minutes' walk — where the listings cluster, the streetscape itself is the thing worth seeing.
7-Eleven · Convenience stores Anthony Squires · Clothing stores Bar Lourinha · Bars Bed of Roses · Florist Butchers Diner · Restaurants Café Excello · Cafes Chase Medical Centre · Clinics Coffee Exchange · Cafes Collins Place Gallery · Art Consulate-General of the Principality of Monaco · Diplomatic Dr Johannes Kern · Clinics Eye and Ear on the Park · Hospitals Frenchie · Restaurants German Lutheran Trinity Church · Places of worship Haigh's Chocolates · Chocolate
Boundary: Victorian Heritage Register (Vicmap open data, CC BY 4.0), matched against OpenStreetMap building footprints. History and statement of significance: Victorian Heritage Database → · every listed place in Melbourne