• Water Resource, Wetlands Conservation & Management

• 4636.

Spring Rivers Foundation

Spring Rivers Foundation's Outdoor Education Program strives to enhance environmental awareness and grow connections between individuals, the community, and our surroundings.

• Historical Societies and Related Activities

• 4637.

Upper Housatonic Valley National Heritage Area Inc

The Upper Housatonic Valley National Heritage Area Exists To Illuminate The Diverse, Rich Identity Of The Upper Housatonic River Valley Region.

WESTERN ANTIQUE AEROPLANE AND AUTOMOBILE MUSEUM

WAAAM stands for the Western Antique Aeroplane & Automobile Museum.

Headwaters Foundation for Justice

Advance equity. Demand inclusion. Transform Power.

• Citizen Participation

• 4640.

TUCKAHOE STEAM & GAS ASSOCIATION

Tuckahoe Steam and Gas Assoc. Is a 501(c)(3) nonprofit, all-volunteer organization founded in 1973, located on Maryland's Eastern Shore.

• Religious Related, Spiritual Development N.E.C.

• 4641.

Free & Accepted Masons of Mississippi

To develop and implement programs to assist the lodges in becoming more visible and active in the communities and to promote Friendship, Morality and Brotherly Love throughout the state.

• Religious Related, Spiritual Development N.E.C.

• 4642.

Free & Accepted Masons of Mississippi

To develop and implement programs to assist the lodges in becoming more visible and active in the communities and to promote Friendship, Morality and Brotherly Love throughout the state.

• Religious Related, Spiritual Development N.E.C.

• 4643.

Free & Accepted Masons of Mississippi

To develop and implement programs to assist the lodges in becoming more visible and active in the communities and to promote Friendship, Morality and Brotherly Love throughout the state.

• Children's Museums

• 4644.

NORTHERN VIRGINIA SCIENCE CENTER

The Children’s Science Center is an interactive science-, technology-, engineering-, and math-focused museum in Fair Oaks Mall.