Lost your mobile phone, send a circle of friends to ask for the number.

1, because I lost my mobile phone, the phone number in the address book is gone. I hope my good friend will send me your phone number so that we can contact each other in the future.

Friends, my mobile phone has lost memory. Please leave your phone number. Let's help it get its memory back.

I lost your mobile phone number because of my mistake. I apologize to you here. If I am important to you, please resend your mobile phone number to me.