The Havre Chamber of Commerce of Havre, Montana, was established in 1928. Records (1936-1984) include general correspondence; inter-office correspondence; financial reports and budgets; minutes of the board of directors and executive committee; organizational materials; printed materials; miscellany; and clippings.

The Montana Chamber of Commerce was founded as Montanans, Inc. in 1931 to promote business and professional interests and industrial development. The name was changed in 1946. Records (1931-1967) include general correspondence, financial records, legal documents, minutes, news releases, organizational records, printed materials, reports, speeches, subject files, and miscellany.