Sierra Club

Sierra Club is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Charitable & Non-Profit Organizations
• Community Service Organizations
• Environmental Conservation & Ecological Organizations

North American Industry Classification System (NAICS) Categories:

• Voluntary Health Organizations > Charitable & Non-Profit Organizations
• Other Grantmaking And Giving Services > Charitable & Non-Profit Organizations
• Environment, Conservation And Wildlife Organizations > Community Services
• Administration Of Air And Water Resource And Solid Waste Management Programs > Environmental Organizations

Standard Industry Classification (SIC) Categories:

• Social Services, Nec > Community Services
• Social Services, Nec > Charitable & Non-Profit Organizations
• Air And Water Resource And Solid Waste Management > Environmental Organizations