In the Memo or "For" section, write "USCIS I-765" and your SEVIS ID number, found in the in the upper left-hand corner of your I-20. You must mail your check, bank draft, or money order together with your benefit request form.Pdf Page 6, clearly states how to write money order. Which address should we write on the money order? Is it the same as the USCIS address where we will have to send the form? You may file Form I485 and Form I140 together at the USCIS Dallas Lockbox. To fill out the money order, you will need to "Pay to" U.S. Department of Homeland Security. Use this form if you are a permanent resident and want to declare your intent to become a US citizen. This form is not required for naturalization. File Form I129F at the USCIS Dallas lockbox.