Webaug 19, 2024 · private delivery services should deliver returns, extensions and payments to the following submission processing center street addresses only: Webget faster service online. You can get help with most tax issues online or by phone. On irs. gov you can: Set up a payment plan; Get a transcript of your tax return; Pershing kansas city, mo 64108 Webhow to contact the irs. By irs customer service numbers. Monday through friday 8. 30 am to 4. 30 pm. This office follows the federal holiday schedule. How to make an appointment. Pershing kansas city, mo 64108 Webdepartment of the treasury internal revenue service center kansas city, mo 64999.
