Danks Street
You can tell you are on the Danks St campus due to the lack of any letter before the room number! (20A, 2B, 28, etc.)
Danks Street Gym
If you see a class that has a G1 for it's room number, that means it is in the gym!
Bay Street Campus
All classes that are on the year 9 campus (40 Bay St) are indicated by the B in front of the room number
Studio 120
Classes that take place at Studio 120 (120 Bay St) always have an S in front of the room number
Pickles Street Campus
Classes that take place at the Senior campus (62 Pickles St) always have a P in front of the room number
Gatehouse Campus
Classes that are situated at the Gatehouse (Princess Pier) are indicated by a GH followed by a number
Albert Park Lakeside Campus
Classes that are located at the Lakeside campus (Albert Park Yacht Club) always have a APL followed by a number