Managing Delivery Addresses
The Checkout->Shipping Address option lists available delivery addresses and gives you the option to create a new address. If you wish to manage multiple delivery addresses then there's an easy way to manage them.
1 - Go to My Account
You can access your account settings by clicking your email address in the links at the top right corner of the page.
2 - View your existing delivery addresses
Click the 'Addresses' option in the left side 'My account' navigation menu.
3 - Manage your addresses
From here you have the option to add new, delete or edit existing delivery addresses.