Definition of "central office" []

• (usually plural) the office that serves as the administrative center of an enterprise (noun)

WordNet. Princeton University. 2010.

• "Though Nevinnomyssk was barely on the central office map, the Soviet sports system prided itself on extending its reach into the provinces, and even a distant outpost like Nevinnomyssk offered its best pupils free lessons, ice, and mandatory ballet classes."
• "    "The central office of the Society of Wizards is in the Brown Forest," Telemain said at last."
• "    "That's the central office of the Society of Wizards?""