Application form DS-11: This form must be filled out but not signed until you submit it at the post office. Passport and Westchester County ID applications are now accepted five days a week.For your convenience, documents may be delivered to the County Clerk. The Brooklyn passport offices below are places where you can submit an application for a new United States passport. Please submit a copy of your U.S. passport in addition to the above ID if you are applying from a foreign country that requires a passport for travel. Primary Application Forms for a US Passport 1. Application For A US Passport (DS-11) 2. Application form DS-11: This form should be filled out but not signed until you submit it at the post office. Passport Application Process at KING POST OFFICE. The form is available for download, or can be picked up at any police precinct, Housing Bureau public service area, or Transit Bureau district.