DUBUQUE ELECTRIC COMPANY
The 1918 Dubuque and East Dubuque City Directory listed their office at the corner of Iowa and 5th.
The 1922 Dubuque Telephone Company listed 501 Iowa.
In 1924 the Dubuque Electric Company was the last company supplying electricity to Dubuque, East Dubuque, and Dyersville. It was purchased in that year by the INTERSTATE POWER COMPANY.