IRS PO Box Number
What is the IRS PO Box Number for Kansas City, MO?

Get the official IRS PO Box number for Kansas City, MO to send correspondence and payments securely and correctly.

IRS Zip Code Revealed
What Is the ZIP Code for the IRS in Kansas City, Missouri?

Find out the correct ZIP code 64999 for the IRS in Kansas City, Missouri to ensure your documents and payments are delivered accurately.