Shipping options and applicable charges for our retail customers will be stated during the order process. The U.S. Postal Service delivers to P.O. boxes, but this method may delay your order. Please note that Next Business Day and 2nd Business Day shipping options are not available for delivery to P.O. boxes. For some campus or corporate on-site stores, items ordered online can be shipped to the store for free. Where available, the Delivery Options page will offer the option of Store Pickup. We will send you emails with updates on your order's status as they become available. Additional charges may apply for shipments to Alaska and Hawaii. A tracking number is provided in all order status email updates for guests and registered customers. For faster checkout and convenient tracking, we recommend you create an account. If you place your order as a registered user (logged in) you can also track your order within your eFollett Account. If shipping to APO and FPO addresses, the city must be entered as either APO or FPO; the state must be selected as either "Armed Forces America," "Armed Forces Europe" or "Armed Forces Pacific;" Enter your Zip code. Enter your full name, grade, and PSC or unit number. We will only process your order after you have approved the shipping charges/taxes. Therefore, please allow additional time to complete the order if you are having it shipped internationally. We cannot send orders to International P.O. Box addresses.