Use our Form Filler to fill out your form and print it. For the best experience, use a desktop or laptop computer.Application form DS-11: This form should be filled out but not signed until you submit it at the post office. Note: By appointment only 10am-4pm Mon-Fri. Fill out your form(s) online and print it. All required supporting documents for the form(s). Application forms and costs can be found at usps. Pre-enroll using the online application or you can complete the entire process in person at an application center. Some forms have versions that allow you to complete and submit online. Select your passport type and processing speed.