Sign in to your MileagePlus Dining account and click “My Account” in the top navigation bar below the MileagePlus Dining logo. Then,
- Click on the “Account Information” tab in the center-left of the page.
- Locate the “Near a Saved Address” panel in the right column.
- Click on the link labeled “Change” next to your previous address.
- Fill out your new address in the form fields provided.
- Click “Save.”