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. However, you can file many USCIS forms online.If you meet certain requirements, you may become a US citizen either at birth or after birth. Use this form to apply for US citizenship. To fill out the money order, you will need to "Pay to" U.S. Department of Homeland Security. Search all USCIS forms. File your form online for a more convenient and secure experience. Eligible US citizens who are applying for routine service can now renew their passports online. To get started, go to our Renew Online page. File both forms at the location specified for the other application or petition.