CmdID

CmdID / PowerShell / Cmdlets / Get

Get-OrganizationalUnit

Use the Get-OrganizationalUnit cmdlet to view a list of organizational units (OUs) that exist in your organization. Exchange PowerShell reference

From the Exchange PowerShell reference 6 parameters Its page in the reference

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Parameters

6 in the Exchange PowerShell reference
-IdentityThe Identity parameter specifies the OU or domain that you want to view.
-DomainControllerThe DomainController parameter specifies the domain controller that's used by this cmdlet to read data from or write data to Active Directory.
-IncludeContainersThe IncludeContainers switch instructs the command to return containers in the results.
-SingleNodeOnlyThe SingleNodeOnly switch instructs the command to return only the first level child OUs beneath the OU specified in the Identity parameter.
-ResultSizeThe ResultSize parameter specifies the maximum number of results to return.
-SearchTextThe SearchText parameter enables you to search the names of all OUs in your organization for the specified string.