Primary Application Forms for a US Passport 1. Application For A US Passport (DS-11) 2.Application You will need Form DS11. It is very important that the application is filled out and time is taken to write legibly. The application must be filled out in BLACK ink only or typed. How to Fill Out a Passport Application Form (DS-11)?. A completed DS-11 form. Go online to the U.S. Department of State website(opens in new window) to fill out the form. Completed, unsigned passport application form (Form DS-11) filled out in black ink. Completed, unsigned passport application form (Form DS-11) filled out in black ink.