Northwestern Bell
| Company type | Subsidiary |
|---|---|
| Industry | Telecommunications |
| Founded | December 10, 1878 |
| Defunct | 1994 |
| Fate | Rebranded as US West |
| Headquarters | Omaha , United States |
Area served | Iowa, Minnesota, South Dakota, North Dakota, Nebraska |
| Products | Telephone services |
Northwestern Bell Telephone Company was a prominent telecommunications firm in the United States, primarily serving the upper Midwest region encompassing Iowa, Minnesota, South Dakota, North Dakota, and Nebraska. The company operated independently until 1994, after which it rebranded as US West following the breakup of the Bell System in 1984. In the late 1980s, Northwestern Bell combined operations with Mountain Bell and Pacific Northwest Bell before its eventual dissolution. Its legacy continued through US West, which was succeeded by Qwest in 2000 and later integrated into CenturyLink Communications.
Origins
The beginnings of Northwestern Bell date back to the late 1800s during the early telephone era. The initial telephone use within its service area was a simple two-phone intercom system installed in Little Falls, Minnesota, in 1876. Between March and August of 1878, a Bell-licensed telephone exchange probably commenced operations in Deadwood, South Dakota, shortly after Alexander Graham Bell’s invention.
The first officially recorded exchange was launched by Western Union in Keokuk, Iowa, on September 1, 1878. However, due to patent conflicts with Bell, Western Union withdrew from the telephone industry in 1879, transferring its exchanges to the Bell Company. In the autumn of 1878, Northwestern Telephone Company initiated a trial exchange at Minneapolis City Hall to serve municipal offices and local businesses. This development led to the establishment of the Bell-authorized Northwestern Telephone Exchange Company on December 10, 1878.
A milestone occurred on July 11, 1939, when Northwestern Bell implemented dial telephone service in Fargo, North Dakota, representing a major upgrade in its technological capabilities.
Formation and Expansion
The Northwestern Bell Group was composed of multiple telephone companies such as Tri-State Telephone, Dakota Central Telephone, Iowa Telephone, Nebraska Telephone, and Northwestern Telephone Exchange. Casper E. Yost held the presidency across all these companies; however, this multi-company structure created challenges for both regulatory bodies and AT&T. Yost maintained distinct company letterheads corresponding to each entity for official communications, which added layers of complexity within internal operations.
This organizational intricacy diminished after Tri-State and Dakota Central merged into Northwestern Telephone Exchange. By 1909, a consolidated general office was set up in Omaha to serve Iowa, Nebraska, and Exchange companies collectively. On December 10, 1920, Iowa Telephone adopted the name Northwestern Bell Telephone Company; shortly thereafter in January 1921, Nebraska Telephone and Northwestern Telephone Exchange merged into this newly named corporation. Although incorporated in Iowa, the company’s headquarters remained situated in Omaha.
Divestiture of Lines
In 1976, Northwestern Bell divested telephone access lines across several South Dakota communities—including Midland, Philip, Martin, White River, Milesville, and Hayes—selling them to Golden West Telephone, a local cooperative provider. This sale reflected strategic realignment within its regional market footprint.
Corporate Headquarters
The main office of Northwestern Bell was located at 118 South 19th Street in Omaha, Nebraska. This building is currently known as the AT&T Building and is under the ownership of CenturyLink.
Name usage
The Northwestern Bell trademark continues to be licensed for telephone devices manufactured by Unical Enterprises. Although the NWBT designation has mostly vanished from active telecommunications services, CenturyLink and other entities have acknowledged a remote chance of its return, albeit improbable. The northwesternbell.com website is still operational and redirects visitors to CenturyLink’s official site.