Soroptimist International,
headquartered in Cambridge, England, is the parent organization to which Soroptimist International of the Americas belongs. The other three organizations that belong to Soroptimist International are:Soroptimist International of Great Britain and Ireland, headquartered in Cheshire, England; Soroptimist International of Europe, headquartered in Geneva, Switzerland; and Soroptimist International of the South West Pacific, headquartered in Sydney, Australia.

Soroptimist International has consultative status with the United Nations' Economic and Social Council (ECOSOC), which oversees UN activities and policies promoting human rights. Representatives from Soroptimist International can request agenda items, submit written statements for circulation to all members of the council, make oral statement at meetings and contribute to other UN gatherings and seminars. It is in this forum that Soroptimist representatives can advocate for the Soroptimist mission of advancing the status and human rights of women and girls. Soroptimist representatives are volunteers and work in one of the four UN centers in New York City, Paris, Vienna or Geneva.