Add members from one marketing list to another marketing list

In the Navigation Pane, click Marketing or Sales, and then click Marketing Lists.
Open the marketing list from which you want to add members to another list.
Under Details, click Marketing List Members.
In the list of members, select the member you want to add to another list.
On the Actions toolbar, click More Actions, and then click Add to Another Marketing List.
In the Look Up Records dialog box, in the Look for box, type the information you are looking for, and then click the Find button .
Select the list you want to add the member to and click OK.
When the confirmation message appears, click OK.
Click Save or Save and Close.