1040 form 2021 mailing address

The mailing address for the IRS Form 1040 for the 2021 tax year is:

Internal Revenue Service P.O. Box 802555 Dallas, TX 75380-2555

You can also file your taxes electronically through the IRS Free File program or by using tax preparation software. If you need to mail your return, make sure to use the correct mailing address based on your state or territory:

Remember to sign and date your return, and include all required documentation and payment (if applicable).