How to View a List of Unsubscribed Email Addresses
Go to the Contacts tab and from the drop-down menu select Search.
The next page will then give you some filtering options. For the criteria in the group of filtering options select [Activity Status] [is] [unsubscribed]
Now click the Display Results box - this will display a list of all Unsubscribed email accounts.
How to Export a List of Unsubscribed Email Contacts
Go to the Contacts tab -> Export Contacts to a File
On the next page, under "Which contacts do you want to export?," select the radio button next to Do an 'On-The-Fly' Search for Contacts."
Then select the database(s) you would like to export the unsubscribes from - you can also select "--All Databases--" to export your unsubscribes from all databases. Click the "Next >>" button.
Now select the File Format in which you wish to save your exported list (CSV or XML).
Only select to export the ‘Email Address’ Field; select ‘None’ for all other fields. Click the 'Next >>' button.
Finally, select ‘Start Exporting...’ button to export your list of Bounced Email contacts
When the export is complete, the screen will display a message for you to 'Click here to download the export file.' Click to download the file to your browser downloads.