What is another word for telephone exchange?
Pronunciation: [tˈɛlɪfˌə͡ʊn ɛkst͡ʃˈe͡ɪnd͡ʒ] (IPA) 
The term "telephone exchange" can refer to the physical infrastructure that allows telephone calls to be routed to their destination, as well as the administrative organization responsible for managing that infrastructure. There are several synonyms for this term, including "switching center," "central office," and "telephone hub." Other related terms include "telecommunications network," "telephony system," and "communication circuit." In modern times, with the rise of wireless and internet-based communication, "telephone exchange" is often used in a broader sense to refer to any system that allows for the transmission of voice and data over long distances.
