You can update your billing and/or shipping addresses by following these directions.
1. Login to your Mass Apothecary account at https://massapothecary.com/my-account/
2. Click on the "Addresses" tab.
3. Whichever address (Billing or Shipping) you want to edit, click the "edit" link for.
4. Edit the address fields you want to edit and then click on the "Save Address" button and your address is now updated :-)