Primary Application Forms for a US Passport 1. Application For A US Passport (DS-11) 2.All visitors must have the application (DS-11)filled out (black ink only, no corrections and not signed), along with necessary documents, before checking in. You can complete the DS-11 form online at the U.S Department of State's website travel.state. Gov; and get the most current passport information. Application form DS-11: This form should be filled out but not signed until you submit it at the post office. If you are submitting for a new passport, you may attach the Form DS-64 to your DS-11 at time of application. Step 1: Complete and print the DS-11 form . Do not sign the form. Complete Form DS11: Fill out this form in black ink, which you can obtain here.