• Neighborhood/Block Association

• 1891.

Valhalla Civic Association

The Valhalla Civic Association is a non-profit neighborhood association.

• Civil Rights, Advocacy for Specific Groups

• 1892.

True North Organizing Network

We are individuals of diverse traditions, races, and cultures, working together to fight for justice in our communities.

GREATER SAN DIEGO CHAMBER OF COMMERCE

The San Diego Regional Chamber of Commerce provides a voice for all San Diego businesses through advocacy, member connections and professional development.

• Historical Societies and Related Activities

• 1894.

Orange County California Genealogical Society

Established in 1963, Orange County California Genealogical Society (“OCCGS”) is a non-profit 501 Collect, preserve and disseminate genealogical knowledg Volunteer Opportunities OCCGS Calendar Register Now.

Society for Management Information Systems

SCSIM members include top technology executives, senior academics, and selected, leading-edge consultants in Southern California.

• Ethnic/Immigrant Services

• 1896.

Immigrants Rising

Founded in 2006, Immigrants Rising transforms individuals and fuels broader changes.

Improve Your Tomorrow, Inc.

Improve Your Tomorrow (IYT) was founded in 2013 with the mission to increase the number of young men of color (YMOC) to attend and graduate from colleges and universities.

• Neighborhood/Block Association

• 1898.

Community Associations Institute

Education, advocacy, and networking for HOAs, managers, volunteers and business partners.

• Down's Syndrome

• 1899.

RIO GRANDE VALLEY DOWN SYNDROME

Our mission is to build relationships, advocacy and support for individuals with Down syndrome and their friends in the Rio Grande Valley.