news cookies & privacy online banking find out moreregister nationwide international to close more ... there are 3 simple options for customers 1 . wait your account is in safe hands and will continue to operate as normal . we will write to you personally when you need to take action . 2 . find out more now read our news section or our closure questions & answers . we are here to help . 3 . close your account if you would like to close your account you can do so by providing instructions in branch by post by phone or by using our internet banking service . you may only use this website subject to you being entitled to access and use it under the laws of the country in which you are located when you make access . applications for products and services detailed on this website may not be accepted from certain jurisdictions due to legal regulatory or other reasons . in any event all applications are subject to full and satisfactory completion and acceptance . nationwide building society is authorised in the uk by the prudential regulation authority and is regulated by the financial conduct authority and prudential regulation authority under registration number 106078 . it has its head office at nationwide house pipers way swindon sn38 1nw . nationwide building society s branch in the isle of man trading as nationwide international is licensed by the isle of man financial services authority . nationwide building society s principal place of business in the isle of man is 5 11 st georges street douglas isle of man im99 1rn .