You can find the most efficient charities by consulting the ratings and reviews of:

• CharityWatch
• Charity Navigator
• GiveWell
• BBB Wise Giving Alliance

These watchdogs evaluate and rank charities based on their financial efficiency, accountability, transparency, impact, and evidence. ^{1 2 3 4}

Some of the most highly rated charities in different categories and regions by these watchdogs are:

• International Needs: Direct Relief, Habitat for Humanity International, Doctors Without Borders, etc. ^{1 2 3}
• Domestic Needs: Feeding America, United Way Worldwide, Goodwill Industries International, etc. ^{1 2 3}
• Effective Altruism: GiveDirectly, Against Malaria Foundation, The Humane League, etc. ^{3 4}