How do I change my mobile number? Permanently deleted user 26 April 2024 08:38 Updated To change your mobile number, please reach out to our customer service. Please be advised that to ensure security, we require you to send us a recent invoice from your service provider. The invoice should clearly display your full name and phone number. If you have a prepaid number, kindly send us a picture of the prepaid package showing your new phone number, along with your ID. Related articles How can I contact customer service? I don't receive SMS/verification code/activation SMS/PIN I cannot log in on the new app How can I change my address? How do I activate my new VIABUY card? Comments 0 comments Article is closed for comments.