See:
https://www.irs.gov/individuals/international-taxpayers/us-citizens-and-resident-aliens-abroad
Where to File
If you are a U.S. citizen or resident alien (Green Card Holder) and you live in a foreign country, mail your U.S. tax return to:
Department of the Treasury
Internal Revenue Service Center
Austin, TX 73301-0215
USA
Estimated tax payments should be mailed with form 1040-ES to:
Internal Revenue Service
P.O. Box 1300
Charlotte, NC 28201-1300
USA
**Disclaimer: This post is for discussion purposes only and is NOT tax advice. The author takes no responsibility for the accuracy of any information in this post.**
