There is no branch office, but some sections are working in different premises as below:
FAW (Financial Audit Wing), Treasury Buildings, Kolkata & Resident Audit Officer (RAO)-Hooghly River Bridge Commissioner (HRBC), Kolkata
Resident Audit Officer (RAO)-Calcutta State Transport Corporation (CSTC), Belgharia, Kolkata
Resident Audit Officer (RAO)-State Power Unit(SPU), Salt Lake, Kolkata