Last modified: Wednesday, October 17, 2001
Short for central office exchange service, a type of PBX service in which switching occurs at a local telephone station instead of at the company premises. Typically, the telephone company owns and manages all the communications equipment necessary to implement the PBX and then sells various services to the company.
	Related Categories Telecommunications Related Terms PBX Shopping centrex Products Compare Products,Prices and Stores Shop by Category: Garden 9 Store Offers Health Aids 5 Store Offers Phones 55 Store Offers Sport and Outdoor 16 Store Offers