Where to mail Form 1040 if you live in New York?

If you live in New York and are mailing your Form 1040, send it to the appropriate address based on whether you are enclosing a payment or not. If you are not making a payment, mail it to: Department of the Treasury, Internal Revenue Service, Kansas City, MO 64999-0002. If you are sending a payment, address it to: Internal Revenue Service, P.O. Box 37008, Hartford, CT 06176-7008. Always check the latest IRS guidelines for any updates or changes to mailing addresses.