# Level 2 — Department of Magical Law Enforcement

* Auror Headquarters
* Detection and Confiscation of Counterfeit Defensive Spells and Protective Objects Office
* Magical Law Enforcement Squad
* Misuse of Muggle Artifacts Office
* Wizengamot Administration Services
* Improper Use of Magic Office

# Level 3 — Department of Magical Accidents and Catastrophes

* Accidental Magic Reversal Squad
* Obliviator Headquarters
* Muggle-Worthy Excuse Committee

# Level 4 — Department for the Regulation and Control of Magical Creatures

* Beast Division
* Being Division
* Spirit Division
* Goblin Liaison Office
* Pest Advisory Board

# Level 5 — Department of International Magical Cooperation

* International Magical Trading Standards Body
* International Magical Office of Law
* International Confederation of Wizards, British Seats

# Level 6 — Department of Magical Transportation

* Floo Network Authority
* Broom Regulatory Control
* Portkey Office
* Apparition Test Centre

# Level 7 — Department of Magical Games and Sports

* British and Irish Quidditch League Headquarters
* Official Gobstones Club
* Ludicrous Patents Office

# Level 8 — The Atrium

* The Reception Area
* Fountain of Magical Brethren (Destroyed, replaced by "Magic is Might" monument, presumably removed after defeat of Thicknesse/Voldemort regime)
* Security Desk
* Lifts

# Level 9 — Department of Mysteries

* The Time Chamber
* Hall of Prophecies
* The Death Chamber
* The Brain Room
* The Planet Room
* Locked Room in the Department of Mysteries, which, according to Dumbledore, investigates the powers of the heart.