1. Select "Contacts" then "Contact List".
  2. Once on your contact list, locate the "Filters" at the top.
  3. Locate the filter "Search Group" on the Select Filter dropdown.

  4. From the Select Field drop-down within the "Search Group" filter, select the "Incomplete Address" option & click "Search".
  5. Once you hit search, you will now see all your contacts with incomplete addresses!