It seems our advanced phone isn't working right now, at least not for US Internal Revenue Service Business and Specialty Tax Line. You can still call them using your device's Phone app. We can help by telling you what information you'll need and what to say, but you can skip that and go right to calling as well.

Click below to start over with a full view of US Internal Revenue Service Business and Specialty Tax Line's contact information, including phone number, live chat, email and other possibilities.