Orthodox Union

The Orthodox Union (abbreviated OU) The formal title was typically shortened to "Orthodox Union" or "OU".

As the OU's scope expanded, synagogue services became an increasingly smaller part of its focus, and the formal name no longer made sense. The name was officially changed to '"Orthodox Union" in the early 21st century.}} is one of the largest Orthodox Jewish organizations in the United States. Founded in 1898, the OU supports a network of synagogues, youth programs, Jewish and Religious Zionist advocacy programs, programs for the disabled, localized religious study programs, and international units with locations in Israel and formerly in Ukraine. The OU maintains a kosher certification service, whose circled-U hechsher symbol, , is found on the labels of many kosher commercial and consumer food products.

Its synagogues and their rabbis typically identify themselves with Modern Orthodox Judaism. Provided by Wikipedia