We'd love you to write a review of O2 Shop Beckton - Gallions Reach Newham – could you? A O2 Shop Beckton - Gallions Reach Newham review will help create a directory of recommended mobile phone shops in Newham. Do you own O2 Shop Beckton - Gallions Reach Newham? If so, claim it now! Claiming your business will enable you to update the tags, address and business description.