If you find this error message, you have to use a different number. To protect you from abuse, we limit the number of accounts each phone number can create. You can use a family member or friend's phone number instead. It may also help if you attempt to use a number from a different phone carrier.

To get started, head to g.co/recover and enter your Gmail address. If possible, try the following to make recovery easier: Use a computer, phone, or tablet you've previously used to sign into your account. Use the same browser that you usually do, like Chrome or Safari.