Usa-Places.com has listed approx 28 Non-profit organizations in Portsmouth. Some of the Top rated Non-profit organizations in Portsmouth are- Rain for the Sahel and Sahara, American Red Cross, United Way, Community Toolbox, Northeastern Regional Association of Coastal Ocean Observing Systems, Women's Business Center Inc, Seacoast Lacrosse Club, Catholic Charities NH - Portsmouth, New Hampshire Innovation & Seacoast Hospice.