Nothing official, but PalmPreBlog posted an email response by someone from Vodafone UK , saying that the carrier is in early negotiations with Palm:
With regrets, I can not currently share any information regarding the Palm Pre handset; we are still in early negotiation with Palm, but nothing is solid. I can double check next week but as of this point in time that is all I know.
Palm Europe’s VP of sales already officially announced that U.K will get the Pre in the second half of 2009. Going to Vodafone doesnt sound so strange, especially having in mind that the BlackBerry Storm they offer is definitely not the iPhone killer everybody is looking for, and Pre is expected to really be