If you are running your business and want to apply for business loans then you need EIN. Yes, if you have applied for EIN and you lost it, no need to worry as you can locate EIN online as well. From where you can do this, will mention here. Find your EIN number online by going through the process that how you can look up EIN online . Basically, all EINs have public information. Get all the valid reasons when you require the EIN number. Where you require your EIN? Here are some specifications from where you can identify the requirement to have EIN number online. Get them here- When you are applying for a business loan and credit Moreover, when you want to hire employees On the other hand when you are Filing Taxes Opening a small business bank account These are the basic requirements when you need to get EIN. Whenever you are trying to set up your new business, so need to have IEN. If you want to apply EIN then firstly you should have the SS