See the FAQs in the link below, while the IRS does not directly address foreign addresses included on returns, they state the following:
If you filed your 2019 or 2018 tax return but did not receive your refund by direct deposit, your Payment will be mailed to the address we have on file.
Economic Impact Payments
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
