Form Preparation Services Become a U.S. citizen or obtain your official citizenship documents Citizenship & Naturalization N-400 | Application for Naturalization N-565 | Application for Replacement Naturalization/Citizenship Document Apply for U.S. citizenship Replace lost, stolen, or damaged documents N-600 | Application for Certificate of Citizenship Prove your citizenship acquired by birth or through U.S. citizen parents Bring your family to the U.S. and adjust their legal status Family Immigration I-130 | Petition for Alien Relative Request permanent residency for a family member I-485 | Application to Register Permanent Residence or Adjust Status Allow a family member to live legally in the U.S. I-864 / I-864EZ | Affidavit of Support Show that the sponsor can financially support the family member I-865 | Sponsor’s Notice of Change of Address I-751 | Petition to Remove Conditions on Residence Let USCIS know about change of address Remove conditions on a conditional green card obtained through marriage