Building Northwestern Bell Northwestern Bell

telephone companies in northwestern bell group included tri-state telephone company, dakota central telephone company, iowa telephone company, nebraska telephone company , northwestern telephone exchange.

casper e. yost served president of companies. confusing arrangement regulators, employees , parent company, at&t. in letter at&t, yost explained when answering question, making proposal or discussing problem in correspondence at&t, use letterhead of particular company question, problem or proposal related. 1 problem arrangement, local telephone staffers , historians, carbons of yost s letters contain no letterheads.

things became less confusing when tri-state , dakota central companies folded northwestern exchange company. in 1909, single general office staff iowa, nebraska , exchange companies established in omaha.

on december 10, 1920, iowa telephone changed name northwestern bell telephone company. on january, 1921, nebraska , northwestern exchange companies merged new company. while new company incorporated in iowa, headquarters remained in omaha.