An option is to send them to postnord's poste restante, they take anything and you can pick up as long as you have a valid ID.

It's reliable and trackable in my experience (as long as the package is handled by postnord) but it takes a long time for stuff to get sent back if needed afaik.

This is what I needed to come here for

For people to mass move to here bluesky needs to turn off invitation only