A credit card serves a lot of purpose of the users across the globe. For this purpose, most of the residents of the USA prefer using the USSA credit card. Once you receive your credit card, all you need to do is activate it to get started. Most of us who do not know the exact method of card activation may come across some hurdles while doing so. Hence, you may refer to this guide in order to activate your USAA credit or debit card.