How do I change my phone number? Service February 21, 2017 04:35 Updated Follow You cannot change mobile number on your own due to user security concern. Please contact us via firstname.lastname@example.org for your phone number change request. Related articles What are your transaction limits? What is Transaction ID and TX in my account activities? I forgot my transaction password. What should I do? How do I send bitcoins? How does WageCan give bonus? Comments 0 comments Please sign in to leave a comment.