e/Community Dial Office

Information
has gloss	eng: A "Community Dial Office" (CDO) was a small Class 5 telephone exchange in a rural area. CDOs could be step by step, all relay or crossbar. They provided capacity for 1000 or fewer customers. Late in the 20th century they were replaced by remote concentrators connected to the host office, which may be several miles away.
lexicalization	eng: Community Dial Office
instance of	(noun) a workplace that serves as a telecommunications facility where lines from telephones can be connected together to permit communication central, telephone exchange, exchange