What if it shows my phone number is already being used during the registration? January 10, 2020 05:41 Updated Each phone number can only be used for one Buyandship account. You can not create multiple accounts under one phone number. Related articles Why can't I receive the phone verification code? Which shopping sites can accept Buyandship's overseas shipping service? When to fill in the referral number during the registration? How to pay the delivery fee? What do I need to fill in the address row during online shopping?