Since booking my tickets my access requirements have changed? The O2 29 May 2015 10:01 Updated Follow Please call our customer service team on 0208 463 2000 or by email at email@example.com Related articles I haven't got my confirmation Can I up-grade my ticket? How do I get a refund or exchange? When will I get the tickets I bought over the phone /online? Comments 0 comments Article is closed for comments.