Where to Mail Your Tax Return as a US Expat: IRS Address Guide (2026)

US expats without a payment must mail Form 1040 to Department of the Treasury, Internal Revenue Service, Austin, TX 73301-0215 USA. If you owe a payment, mail it instead to Internal Revenue Service, P.O. Box 1303, Charlotte, NC 28201-1303 USA. In most cases, you don’t need to mail anything at all, since e-filing is available […]