https://egov.uscis.gov/office-locator/#/

• Application Support Centers provide fingerprinting and related services.
• Asylum Offices handle scheduled interviews for asylum-related issues only.
• Service Centers receive and process a large variety of applications and petitions.
• National Benefit Center receives and processes a large variety of applications and petitions.
• Local Offices handle scheduled interviews on other applications. They also provide limited information and services that supplement those USCIS provide through USCIS website and by phone.
• National Records Center receives and processes FOIA requests and applications for genealogy information.