There are a few things you can do with old car keys, depending on their condition. If they're in good shape, you could sell them online or at a garage sale. You could also donate them to a local charity or thrift store. If they're in bad shape, you can recycle them or throw them away.
If you have an old car key that you don't need anymore, there are a few things you can do with it. You could sell it online or at a garage sale, donate it to a local charity or thrift store, or recycle it. If the key is in bad shape, you can also just throw it away.