What is a tax ID number? It's a unique nine-digit number issued by the Social Security Administration or the IRS to anyone ...

Companies, like people, are usually known by their names, but people and companies both have other types of identification, often issued by government agencies in the form of identification numbers.

An EIN is a unique business tax ID number that you can get online in just a few minutes. Many, or all, of the products featured on this page are from our advertising partners who compensate us when ...