You can find condoms at various locations, often in the "family planning" or "sexual health" aisle alongside lubricants and pregnancy tests: Where Can I Buy Condoms & How Much Will They Cost?
Buying condoms at 16 is straightforward because on purchasing them in the United States. You do not need a prescription, and cashiers are not legally required to ask for ID. Where to Buy Condoms how to buy condoms at 16