Gross Domestic Product: Other Services (Except Government and Government Enterprises) (NAICS 81) in Montana was 1200.20000 Mil. of $ in January of 2021, according to the United States Federal Reserve. Historically, Gross Domestic Product: Other Services (Except Government and Government Enterprises) (NAICS 81) in Montana reached a record high of 1200.20000 in January of 2021 and a record low of 669.20000 in January of 2001. Trading Economics provides the current actual value, an historical data chart and related indicators for Gross Domestic Product: Other Services (Except Government and Government Enterprises) (NAICS 81) in Montana - last updated from the United States Federal Reserve on April of 2024.