central office

Noun

1.

central office - (usually plural) the office that serves as the administrative center of an enterprise; "many companies have their headquarters in New York" Synonyms: headquarters, home office, main office, home base

(communications)

central office - The place where telephone companies terminate customer lines and locate switching equipment to interconnect those lines with other networks.

business office, headquarters, home base, home office, main office, mukataa, office, plural, plural form