What Does an EIN Number Look Like? (It’s More Familiar than you Think)

An EIN, also known as an Employee Identification Number, is a nine-digit number assigned by the IRS.

What is an EIN number?

What does an EIN number look like?

An EIN looks like the following format: XX-XXXXXXX. The first two numbers are separated from the last seven numbers.

This is what an EIN number looks like, with the letter ‘X’ used instead of numbers.


What is an EIN number used for?

An EIN is issued by the Internal Revenue Service (IRS) and is used by the United States IRS to identify your business for tax purposes. Another name for an Employer Identification Number is a Federal Tax Identification Number (FTIN).

An EIN is required in order for companies to file taxes as a separate entity as opposed to filing taxes under an individual’s Social Security number (SSN). With an EIN, a business owner doesn’t have to use their personal Social Security number in order to file taxes for their business.

Who is required to have an EIN?

An EIN is required for certain business structures. The business structures where an EIN is required are listed below.

  • a corporation (if your business ends in ‘, Inc.’)
  • an LLC (Limited Liability Company)
  • a partnership

If you are required to get an EIN, get one as soon as you incorporate.

Review our guide about EINs for more information about who is required to have an EIN and how to get one: Do I Need an Employer Identification Number (EIN) and How to Get One.

Also, check out this post if you are just starting to research about EINs and you would like to know the benefits of an EIN: 7 Benefits of an Employer Identification Number (EIN).

How do you get an EIN?

The IRS (Internal Revenue Service) provides a free service for applying for an Employer Identification Number.

Review this article for the complete details about how to get an EIN: Do I Need an Employer Identification Number (EIN) and How to Get One.

Can I find my EIN number online?

There are many ways to locate your EIN number if you already got an EIN number but you have misplaced it. Below are the top options to locate your misplaced EIN number. In addition, there is a link to a page on the IRS website with all of the details about how to locate your misplaced EIN.

Locate the Computer Generated Notice

To do this, simply do a search for ‘EIN’ or ‘Employer Identification Number’ in your email inboxes. Once you have done this search, any email that you received, which contains these words, will show up in the search results.

Contact Your Bank

If you used your EIN to open a business bank account then your bank will have this number. Therefore, all that you need to do it contact your bank.

Previously Filed Tax Return

Your company’s EIN is on any company tax return that you have filed. Therefore, just pull up an old return to locate your misplaced EIN.

Contact the IRS

Contact the IRS if none of the options above work for you to locate your EIN. Contact the Business & Specialty Tax Line at 800-829-4933 to locate a misplaced EIN number.

Review this page on the IRS website for more information about how to locate your EIN: Lost or Misplaced Your EIN?

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