Showing the members of a global distribution list
This will only work in Outlook. You won't be able to expand large DLs in OWA.
- Start a new email
- Click the To button and search the address book for your distribution list, add it to your email
- Click on the + symbol shown next to the name
- The following warning will appear, just click on OK.
- You will now see all members of the DL listed in the To field.