@edlesterspain
Check the very bottom of the page at the link below, for filing from a foreign location
Depends on whether you a e sending in a payment or not...
Also
If using the Austin address, they use different zip-extension when filing from a foreign location vs a US location:
Where to file addresses for taxpayers and tax professionals filing form 1040 | Internal Revenue Serv...
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*