Any changes to your order, including the shipping, are available if your order status says:
Your order in being processed: leave a note on your order or email email@example.com as soon as possible so that we can change the address on your order before it ships. You can also call us at 1.877.627.7883 and we can change it over the phone.
Your order has shipped: the best possible way to change your address is to create a www.UPS.com account, enter in your tracking number, and then pay for the address change. You can also have your order held for pick up at a UPS facility. Call them at UPS 800-742-5877 to make the arrangement or you can call us at 1.877.627.7883 to arrange for a UPS hold.