office (a building or room where clerical or professional duties are performed)
administration (of public affairs) (the act of administering the services rendered or duties assumed)
· اداره امور عمومی, public administration· اداره کردن, to manage, run, be in charge of
directorate (an agency headed by a director, usually a subdivision of a major government department)
office (a major administrative division, notably in certain governmental administrations)