Nonprofits Founded in 1961 in District of Columbia

27 organizations founded in 1961

27 organizations

Hudson Institute IncEIN 131945157 · Washington
SOS CHILDREN'S VILLAGES-USA INCEIN 136188433 · WASHINGTON
UNION TROWEL TRADES BENEFIT FUNDSEIN 236279906 · WASHINGTON
COUNCIL OF THE GREAT CITY SCHOOLSEIN 362481232 · WASHINGTON
ATLANTIC COUNCIL OF THE UNITED STATES INCEIN 520742294 · WASHINGTON
CULTURAL EXCHANGE FOR DIPLOMATS INCEIN 520744671 · WASHINGTON
AIDAN MONTESSORI SCHOOLEIN 520746156 · WASHINGTON
WHITE HOUSE HISTORICAL ASSOCIATIONEIN 520749685 · WASHINGTON
AFRICAN WILDLIFE FOUNDATION INCEIN 520781390 · WASHINGTON
NATIONAL CLUB ASSOCIATIONEIN 520788793 · WASHINGTON
AARP FOUNDATIONEIN 520794300 · WASHINGTON
WHITE HOUSE CORRESPONDENTS' ASSOCIATIONEIN 520799067 · WASHINGTON
AMERICAN PUBLIC GAS ASSOCIATIONEIN 520805605 · WASHINGTON
THE HISTORIC GEORGE TOWN CLUB INCEIN 521014019 · WASHINGTON
ASSOCIATION OF CLEAN WATER ADMINISTRATORSEIN 521072223 · WASHINGTON
NATIONAL COUNCIL OF URBAN EDUCATION ASSOCIATIONSEIN 521320900 · WASHINGTON
WORLD WILDLIFE FUND INCEIN 521693387 · WASHINGTON
THE EASTERN AREA OF THE LINKS INCORPORATEDEIN 522311914 · WASHINGTON
EQUIPMENT LEASING AND FINANCE ASSOCIATIONEIN 526054211 · WASHINGTON
The Washington Chorus IncEIN 526054269 · Washington
KINGMAN BOYS CLUB INCEIN 526080965 · Washington
AMERICAN FUEL AND PETROCHEMICAL MANUFACTURERSEIN 530115970 · WASHINGTON
THE BUSINESS COUNCIL INCEIN 530226281 · WASHINGTON
AMERICAN PILOTS ASSOCIATION INCEIN 530259463 · WASHINGTON
INTERIOR DEPARTMENT RECREATION ASSOCIATIONEIN 536009404 · WASHINGTON
SHERIDAN SCHOOLEIN 536019409 · WASHINGTON
AMERICAN ACADEMY OF ACHIEVEMENTEIN 756042129 · WASHINGTON

Data from IRS Form 990 filings. Click an organization name to view full details. © 2026 990 Finder by Trantor SpA.