If you have not gone through checkout yet and your delivery address is incorrect, you'll be able to edit the delivery address in the checkout window, along with confirming delivery method and finally making your payment.
Log into my account located at the top right side of our home page.
There will be an "edit delivery address" link on the below the delivery address for your project.
Client this link and follow the steps to update this information.
Please Note: Since tax rates differ from location to location, once you update your delivery address you may be asked to pay for any increase in tax due.