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.
â Contact the Division. An Employer Identification Number (EIN), also known as a federal tax identification number, identifies a business entity. Generally, all businesses need an EIN. An EIN is a nine-digit number that the Internal Revenue Service assigns to a business. The IRS uses the number to identify taxpayers that are required to file various business tax returns.