• While items can be shipped to Military APOs via various mail rates, the instructions are only used when sending items using Priority Mail to Military APOs.
• Military APOs 090xx and 962xx.
• When shipping to an APO using Priority mail you must first identify what zone (substitution zone) the USPS has assigned that corresponds to your local zip. This needs to be done once and then from then on use this zip code (substitution zip code) as your APO zip code entry into the mailing system.