I forgot the membership number of Marriott.

The way to retrieve the Marriott membership number after forgetting it is as follows.

1, you can use your mobile phone number to check with the hotel front desk.

2, or ID number query or download.

3. Select the corresponding login method.

4. Log in the account, enter the account, find the setting symbol at the top, click the enter setting symbol, and find the membership number at the bottom.