Android Pay will launch in the UK in a few months and Google has already lined up many local financial institutions. Pay will support MasterCard and Visa credit and debit cards from the following banks: With an Android Pay enabled phone you'll be able to ride the tube or fill up the car, get coffee or do the shopping, check in a hotel and so on. Android Pay in the US now gets 1.5 million new registrations a month. Best Buy, Ticketmaster and many more support the system. Source | Via
Source: http://www.gsmarena.com/uk_banks_and_stores_lined_up_for_android_pay_launch_in_a_few_months-news-17393.php