central office

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Noun1.central office - (usually plural) the office that serves as the administrative center of an enterprisecentral office - (usually plural) the office that serves as the administrative center of an enterprise; "many companies have their headquarters in New York"
mukataa - an Arabic word for headquarters or administrative center; "Arafat was holed up in the mukataa of his West Bank compound"
business office, office - place of business where professional or clerical duties are performed; "he rented an office in the new building"
plural, plural form - the form of a word that is used to denote more than one
References in periodicals archive ?
Tenders are invited for Magneto Phone Model M-14 B, Designed For Defense Also Complying With All Clauses Of Spec Irs, Tc,36-79 Latest With In-Built Battery Box, Lithium Ion Back Up Power Supply And Charger, Led Display For Battery Level, Off-Hook Ringing Facility, Heavy Duty Cords With Clamp Anchoring And Funnel Grommets Noise Sheltered Mouthpiece For 2 Lr 20 Torchlight, Cell Etc.
Video signal interruption by on-hook, off-hook telephone usage has plagued Triple Play delivery since the concept first became reality," explained Broadband Forum Chief Operating Officer Robin Mersh.
It also features positive disconnect, an off-hook visual indicator, a unique serial number for quick verification during security sweeps, and tamper-evident labeling, and has no hands-free microphone.
It also supports such advanced features as off-hook detection, 911 emergency override, DTMF detect and transmit, caller ID and a fast connect option.
It also provides off-hook POTS testing without E1, T1, ISDN, or DSL data service disruption.