Montana Natural History Center is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Environmental Conservation & Ecological Organizations
• Museums

North American Industry Classification System (NAICS) Categories:

• Museums
• Administration Of Air And Water Resource And Solid Waste Management Programs > Environmental Organizations

Standard Industry Classification (SIC) Categories:

• Museums And Art Galleries > Museums, By Subject
• Air And Water Resource And Solid Waste Management > Environmental Organizations