By industry. 1  List of airlines of the United States. 2  List of common carrier freight railroads in the United States. 3  List of department stores of the United States. 4  List of independent bookstores in the United States. 5  List of restaurant chains in the United States. 6  List of supermarket chains in the United States.
Getting EIN. LLCs may get a tax ID number from the IRS by using the IRS website, or by speaking with an IRS representative at 800-829-4933. An LLC may get a tax ID number by faxing or mailing Form SS-4 to the IRS.
Employer Identification Number. The Employer Identification Number (EIN), also known as the Federal Employer Identification Number (FEIN) or the Federal Tax Identification Number, is a unique nine-digit number assigned by the Internal Revenue Service (IRS) to business entities operating in the United States for the purposes of identification.