IRS Address

The IRS Headquarters in Washington DC is between Pennsylvania and Constitution Avenue.

The building overlooks the National Mall with its museums and monuments. You can visit the building by appointment only. It is not open to tourists.

Official Web Site: IRS

IRS Headquarters Address: *

    10th St & Pennsylvania Ave, NW
    Washington, DC 20004

* Intersection of two streets next to the IRS Building.
   The many IRS mailing addresses can be found
   on their web site.

Finding IRS Headquarters on Map Web Sites:

Google Maps - Copy into Search box

    10th St NW & Pennsylvania Ave NW 20004

Mapquest - Copy into these boxes

    Address:  10th St NW & Pennsylvania Ave NW
    Zip Code:  20004

Yahoo Maps - Copy into Address box

    10th St NW & Pennsylvania Ave NW 20004