D.S.U. Please help

Hi.
I posted my docs to tipperary for citizenship and tracking number says that it is delivered to tipperary D.S.U. Can anyone tell me what this dsu means.
Thanks

That’s where they receive letters.

DSU likely stands for Delivery Service Unit.

hello,

All the posts to Citizenship division address are delivered to Tipperary D.S.U.
D.S.U means delivery service unit of Anpost.
INIS department collects the posts on a daily basis from this D.S.U.
Your post will be safe, do not worry.

Regards.

Thanks very much lads. Your answers were very helpful.
Thanks again