In order to export a full contact list, simply head over to your [ My contacts ] -> [ Lists & Segments ] menu.
Once you're there, all you have to do is click the [ option ] menu of the desired contact list and select [ export the clients in the list ].
When researching or managing a list, it is possible to select the customers from your search result or customers individually and export them.
In the [ Bulk action ] menu the [ export ] functionnality can be used to that end.
It's your turn !