Listing OUs

Function

This API is used to list all OUs in an organization. If a parent OU is specified, this API will return a list of all the OUs contained in the specified parent OU. This API can be called only from the organization's management account or from a member account that is a delegated administrator for a cloud service.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.

If you are using identity policy-based authorization, the following identity policy-based permissions are required.

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependencies
organizations:ous:list	List	-	-	-	-

URI

GET /v1/organizations/organizational-units

**Table 1** Query Parameters
Parameter	Mandatory	Type	Description
parent_id	No	String	Unique ID of the parent node (root OU or another OU).
limit	No	Integer	Maximum number of results on the page. If the limit is not specified, the default value is 1,000.
marker	No	String	Pagination marker.

Request Parameters

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Security-Token	No	String	Security token (session token) of your temporary security credentials. If a temporary security credential is used, this header is required.

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
organizational_units	Array of OrganizationalUnitDto objects	List of OUs in an organization.
page_info	PageInfoDto object	Pagination information.

**Table 4** OrganizationalUnitDto
Parameter	Type	Description
id	String	Unique ID of an OU.
urn	String	Uniform resource name of the OU.
name	String	OU name.
created_at	String	Time when the OU was created.

**Table 5** PageInfoDto
Parameter	Type	Description
next_marker	String	Marker for the next set of results. If present, more output is available than is included in the current response. Use this value in the marker request parameter in a subsequent call to the operation to get the next part of the output. You should repeat this until the next_marker response element comes back as null.
current_count	Integer	Number of items returned on the current page.

Example Requests

Listing OUs

GET https://{endpoint}/v1/organizations/organizational-units

Example Responses

Status code: 200

Successful

{
  "organizational_units" : [ {
    "id" : "ou-taowxgy4xbme6m4x3c2iijbxw7yj8fcw",
    "urn" : "organizations::0a6d25d23900d45c0faac010e0fb4de0:ou:o-fhkmi6mek7wlqdp6nideqhb47qwtjdsv/ou-taowxgy4xbme6m4x3c2iijbxw7yj8fcw",
    "name" : "autoOU0923152729270Pkgk",
    "created_at" : "2022-09-23T07:27:28Z"
  } ],
  "page_info" : {
    "next_marker" : "ou-taowxgy4xbme6m4x3c2iijbxw7yj8fcw",
    "current_count" : 100
  }
}