CmdID / aws / aws organizations
aws organizations list-parents
Lists the root or organizational units (OUs) that serve as the immediate parent of the specified child OU or account. AWS CLI reference
3 options Its page in the AWS CLI reference
Options
--child-idID for the OU or account whose parent containers you want to list.--max-resultsThe maximum number of items to return in the response.--next-tokenThe parameter for receiving additional results if you receive a NextToken response in a previous request.