(Variable amounts up to $500 may be available in some locations). Payment Method Restrictions
Yes, you can buy Steam gift cards (also known as Valve Steam Wallet cards) at GameStop both and in-store . Availability & Denominations can you buy steam gift cards at gamestop
It is important to note that GameStop has strict policies on how you can pay for these cards: Go to product viewer dialog for this item. Steam Gift Card (Variable amounts up to $500 may be available