telephone exchange
- n a workplace that serves as a telecommunications facility where lines from telephones can be connected together to permit communication
telephone exchange :
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- Feb. 21, 1882
Montana’s first telephone exchange was installed in Butte. Rocky Mountain Bell Telephone Co. signed up 14 subscribers, most of them businesses. Service wasn’t immediately available – arrival of the transmitters on the new Utah and Northern rail line was delayed by snow 150 miles south of town.
Feb. 21, 2014 - Ravalli Republic