To update EIN business address records, write a letter to the IRS, preferably on company letterhead, providing the "name and Taxpayer Identification Number of the current principal officer ...

Most people request to change their address online for a small fee of $1.10 to help prevent fraud, yet many still rely on filing a paper change of address form at their local USPS post office branch.

FILE - A driver drops a letter into a United States Postal Service (USPS) mail drop box at a post office in Covington, Kentucky, US, on Saturday, July 2, 2022.

USPS processed more than 33 million change of address transactions last year and thieves looking to intercept finally oriented mail, credit cards of checks were behind some of those.