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Volunteer, Contra Costa County, CA, USA
11,625 volunteer opportunities
Save Search
Advocate
The Borgen Project
Remote
United States
Posted 5 days ago
Political Affairs Internship
The Borgen Project
Remote
United States
Posted 5 days ago
Reiki Volunteer – Support Healing & Staff Well-Being at NorthBay Health
Northbay Health
On-site
Fairfield, CA
Training Provided
Posted 6 days ago
Groundwork Richmond Project
Keep California Beautiful
On-site
Richmond, CA
4/18/2026 1:00 AM - 4:00 AM PDT
Source: Golden
Keep Coyote Creek Beautiful Project
Keep California Beautiful
On-site
San Jose, CA
4/19/2026 1:00 AM - 4:00 AM PDT
Source: Golden
San Francisco Beautiful Project
Keep California Beautiful
On-site
SF, CA
4/18/2026 1:00 AM - 4:00 AM PDT
Source: Golden
California Climate Action Now! Project
Keep California Beautiful
On-site
SF, CA
4/18/2026 1:00 AM - 4:00 AM PDT
Source: Golden
Frontline Catalysts Project
Keep California Beautiful
On-site
Oakland, CA
4/17/2026 1:00 AM - 4:00 AM PDT
Source: Golden
Creek Cleanup in Concord
Friends of Concord Creeks
On-site
Concord, CA
4/25/2026 9:00 AM - 11:00 AM PDT
Done in a Day
Good for Groups
Posted 6 days ago
Make educational PDFs on Canva for youth!
Sunny Smiles Bay Area
Remote
Anywhere
Done in a Day
Family Friendly
Good for Groups
Posted 6 days ago
R
Research Assistant Volunteer (Global/Remote) - Help Change the World!
UniversalGiving
Remote
Anywhere
Academic Credit
Training Provided
Posted 6 days ago
Office Support Volunteer-Help Us Stay Organized in a fun environment
Grace and Glory Hospice
On-site
Brentwood, CA
Training Provided
Posted 6 days ago
Help bring joy into our clients day by being a Companion Volunteer in Brentwood
Grace and Glory Hospice
On-site
Brentwood, CA
Training Provided
Posted 6 days ago
Help bring joy into our patients day by being a Companion Volunteer in Antioch
Grace and Glory Hospice
On-site
Antioch, CA
Training Provided
Posted 6 days ago
J
Java Software Engineer Pro Bono (Global/Remote) - Help Change the World!
UniversalGiving
Remote
Anywhere
Posted 6 days ago
E
Executive Assistant Intern: (Global/Remote) - Help Change the World!
UniversalGiving
Remote
Anywhere
5/4/2026 8:00 AM PDT
Academic Credit
Training Provided
Posted 6 days ago
M
Mapping Prejudice in Contra Costa County
Mapping Prejudice in Contra Costa County
Remote
Anywhere
Training Provided
Done in a Day
Good for Groups
Posted 6 days ago
Explore Teaching STEM
EnCorps STEM Teachers Program
On-site
Berkeley, CA
Posted 6 days ago
Explore Teaching STEM
EnCorps STEM Teachers Program
On-site
San Rafael, CA
Posted 6 days ago
Social Media Intern (Global/Remote) - Help Change the World!
UniversalGiving
Remote
Anywhere
Academic Credit
Training Provided
Posted 6 days ago
Save Search
661-680 of 11,625
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