It is possible to send correspondence in Welsh to some European institutions by sending an e-mail to the following e-mail address post@byig-wlb.org.uk with ‘EU correspondence’ as the title of the e-mail.
A list of institutions and individuals within the European Union that you can send correspondence to in Welsh is available by following the link on the right hand side of this page.
You may also post your correspondence to the following address:

EU correspondence
c/o The Welsh Language Board
Market Chambers
5/7 St Mary Street
Cardiff
CF10 1AT
Please do not send correspondence in Welsh directly to the individuals or organisations below. If you send correspondence to them in Welsh, it will be returned and you will be directed to this address.