I am looking for places to buy btc instantly to transfer to my wallet.

[RodeoX]

In the U.S. I trust Coinbase most. They are a serious business that offers a full spectrum of services. Just don't do anything stupid like trying to hide your identity. If you link to your bank account then buying is very straight forward and simple.

[mrayazgul]

There are other sites like those are the two big trusted ones. Depending on how good you are jumping through hoops and what country you are operating from you could probably use a couple of exchanges to produce the same thing although it might take longer and probably will take longer.