Normally, you can use your foreign drivers license in the USA. It must be a valid drivers license that has not expired. You can rent a car and drive with your foreign license. Some car rental agencies require that you have been driving at least one year, so your license must be more than one year old. Other rental agencies do not have such restrictions. Many car rental agencies require that you be at least 22 or 25 years old to rent one of their vehicles. They do not wish to rent to young less-experienced drivers. You should check the requirements on the web pages of the rental companies.

Typically, you do not need an international drivers license to drive in the USA. If you have a foreign drivers license that is written only in some language other than English, it may be useful to have an international drivers license. If you are stopped by the police, they must be able to recognize that your drivers license is legitimate and current. An international drivers license gives the information in many languages including English. It can be useful in enabling the police to understand.