How do I post a letter to Santa in the UK?
For Christmas 2026, Royal Mail asks you to post your letter by Wednesday 9 December 2026 to: Santa/Father Christmas, Santa’s Grotto, Reindeerland, XM4 5HQ. Put a stamp on the envelope and include your child’s full name and address on the back of the envelope so Santa can reply. Check Royal Mail’s official Letters to Santa page for the latest instructions.
Royal Mail: Letters to Santa




