See link below. There is also a new rule that allows you to just attach it to your first 1120-S that you file.
940 Illinois resident where to mail
Department of the TreasuryInternal Revenue ServiceCincinnati, OH 45999fax # 855-270-4081
Form 2553, which is used to elect S corporation status, should be mailed to the appropriate address based on the principal office location of the corporation. If the corporation is located in the United States, it should be sent to the Internal Revenue Service Center relevant to its state, which can be found in the form's instructions. If filing from abroad, the form should be sent to the address specified for international filers. Always check the latest IRS guidelines to confirm the correct mailing address.
Because it depends on your location, please check the following website to find where to mail your IRS form 940.
address to send form 56 to i r s
940 Illinois resident where to mail
Department of the TreasuryInternal Revenue ServiceCincinnati, OH 45999fax # 855-270-4081
Form 2553, which is used to elect S corporation status, should be mailed to the appropriate address based on the principal office location of the corporation. If the corporation is located in the United States, it should be sent to the Internal Revenue Service Center relevant to its state, which can be found in the form's instructions. If filing from abroad, the form should be sent to the address specified for international filers. Always check the latest IRS guidelines to confirm the correct mailing address.
Because it depends on your location, please check the following website to find where to mail your IRS form 940.
address to send form 56 to i r s
You mail IRS Form 8283 to the address specified in the instructions for the form, which varies depending on whether you are filing it with your tax return or sending it separately. If you are filing it with your tax return, include it with your Form 1040 at the address for your state. If sending separately, it should be sent to the appropriate address listed in the IRS instructions. Always check the latest IRS guidelines for the most accurate mailing address.
To mail your IRS Form 941, you should send it to the address specified for your location in the Form 941 instructions. The mailing address varies depending on whether you are including a payment or not. If you are not making a payment, you generally send it to the address for "Without Payment." For exact details, always refer to the latest instructions from the IRS website to ensure you have the correct address.
You should mail IRS Form 2159, Employee Deduction Agreement, to the address specified in the form instructions. Generally, it is sent to the employer's payroll department or the designated IRS processing center. If you're unsure, you can check the latest IRS guidelines or the IRS website for the most accurate address based on your location and specific situation.
Where do I mail form 8862 to the irs
You can file your W-7 form at the nearest IRS office or mail it to the address listed on the form instructions.
http://www.irs.gov/file/article/0,,id=110563,00.html
http://www.irs.gov/file/article/0,,id=105055,00.html