How do I update my credit card information? April 19, 2023 18:08 Updated Log on to your APOBOX.COM account at www.apobox.com/login.php Click on the change my credit card details link under the MY ACCOUNT heading Update your credit card information and click continue Related articles My credit card was declined? What do I need to do? How will I know when APO Box Receives my package? Why do I need to keep a credit card on file? What forms of payment do you accept? Package Consolidation